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1.My brother has recovered the sitting room(a cleft sentence with the subject focus)
-> It's my brother who has recovered the sitiing room.
2.The little boy greeted his grandfather in a strange language (a cleft sentence with the Adverbial)
-> It was in a strange language that the little boy greeted his grandfather.
3The library doesn't have the book I need.The bookstore doesn't have the book I need (neither...nor)
-> Neither the library nor the bookstore has the book I need.
4.We could fly,or we could take a train (either...or)
-> We could either fly or take a train.

I've never fallen in such a(n) ........................... situation before .
A. embarrassed
B. embarrassing
C. embarrassment
D. embarrass
2. She .................... French before she began to study English in 2000
A. studies
B. studied
C. has studied
D. had studied

a)
She has studies computer science since last year. => Cô ấy đã học khoa học máy tính từ năm trước.
She was studying I meet her last year. => Cô ấy đang học khi tôi gặp cô ấy năm trước,
She (never) studies this lesson because she doesn't like it.=> Cô ấy (chưa) học bài học này vì cô ấy không thích nó.
She has never studied this lesson before. => Cô ấy chưa từng học bài đó trước đây,
She has (never) studied this lesson again. => Cô ấy đã (không) học lại bài học này.
She (never) studied this lesson last months. => Cô ấy đã (không) học bài này vào những tháng trước.
She hasn't (never) studied this lesson until yesterday. => Cô ấy chưa từng học bài này cho tới hôm qua.
b)
She has studies computer science since last year. => Thì hiện tại hoàn thành.
She was studying I meet her last year. => Thì quá khứ tiếp diễn.
She (never) studies this lesson because she doesn't like it. => Thì hiện tại đơn.
She has never studied this lesson before. => Thì hiện tại hoàn thành.
She has (never) studied this lesson again. => Thì hiện tại hoàn thành.
She (never) studied this lesson last months. => Thì quá khứ đơn.
She hasn't (never) studied this lesson until yesterday. => Thì hiện tại hoàn thành.
c)
She has studies computer science since last year. (Do dấu hiệu là "since")
She was studying I meet her last year. (Do 2 việc này xảy ra cùng lúc và hành động thứ nhất thì xảy ra trước khi "tôi đến" )
She (never) studies this lesson because she doesn't like it. (Câu này là câu thường .... xét nghĩa)
She has never studied this lesson before. (Do dấu hiệu là "before" ở cuối)
She has (never) studied this lesson again. (Do từ "again"=lần nữa => hoạt động trước đã xảy ra ít nhất 1 lần)
She (never) studied this lesson last months. (Do dấu hiệu "last" )
She hasn't (never) studied this lesson until yesterday. (Do dấu hieeuk "until" )
Ý kiến ngoài : Tớ thấy 1 số chỗ có thể dùng thì hiện tại hoàn thành tiếp diễn cũng được.

1.Tom was late So was Ann
-Both Tom and Ann were late.
2.The Princess kissed my younger sister at the party ( cleft sentence in te passive)
- My younger sister was kissed at the party by the princess.
3.She bought him a computer at this shop
-Where did she buy him a computer?
4.Many sent me the prensent by post
->The present was sent me by post by Mary.
5.Paul is at home or Paul is at the gym
- I am not sure where Paul is.

+ We see the Adv Since standing with a Adv of specific time
+ (Vietnamese) Thì hiện tại hoàn thành tiếp diễn diễn tả sự việc bắt đầu trong quá khứ và tiếp tục ở hiện tại có thể tiếp diễn ở tương lai hoặc sự việc đã kết thúc nhưng ảnh hưởng kết quả còn lưu lại hiện tại. -> diễn tả sự việc bắt đầu trong quá khứ và tiếp tục ở hiện tại có thể tiếp diễn ở tương lai -> She will keep reading until Sunday

COMBINE SENTENCE USING : PREPOSITION + WHOM\ WHICH
1 the movie was interesting . we went to it.
=>The movie to which we went was interesting.
2 I couldn't understand the woman . I talked to her on the phone.
=>l couldn't understand the woman to whom l talked her on the phone.
3 I want to tell you about the party .I wen to it last night.
=>l want to tell you about the party to which l went last night.
4 the music was gentle . we listened to it last nighr.
=>The music to which we listened last night was gentle.
5 alice likes the foreign family . she is living with them.
=>Alice likes the foreign family with whom she is living.
7 the man is over there . I told you about him.
=>The man about whom l told is over there
6 the film is fantasic . they are talking about it
=>The film about which they are talking is fantastic.
8 she's the nurse . we gave the flowers to her.
=>The woman to whom we gave the flowers is the nurse.
9 the teacher is Mr Pike . we studied with him last year
=>The teacher with whom we studied last year is Mr.Pike.
10 the market has refresh vegetable . I usually go to it.
=>The market to which l usually go has refresh vegetable.
It was 2003 since she has studied French