$#Nguyennhatlinh111bm#$

$1$. He doesn't have the money so he cannot afford to buy a new car

If had the money, he could afford to buy a new car.

Câu điều kiện loại 2: If + S + V-ed /V2, S + would / could / should + V

$2$. I wasn't hungry, so I didn't feel like eating.

If I had been hungry, I would have felt like eating.

Câu điều kiện loại 3: If + S + had V3/V-ed, S +would + have + V3/V-ed

$3$. The students studied carefully. They didn't want to fail in the exams

In order not to fail the exam, the students study carfully.

In order to V: để làm gì

$4$. Our English teacher has given us five midterm tests so far.

Five midterm tests have been given for us by our English teacher so far.

$5$. There were about 90 to 100 people at the concert last night. 

There were about 90 to 100 people at the concert last night, weren't they ?

Câu hỏi đuôi (tag question) dùng để khẳng định vấn đề 

$6$. The swimming pool didn't open until 10.45 a.m. yesterday.

It was not until 10.45 a.m. yesterday that the swimming pool opened

Cấu trúc It + is/was + not until + từ/cụm từ chỉ thời gian + that + S + V: mãi cho đến khi.. thì...

39. He doesn't have the money so he cannot afford to buy a new car.

--> If he had the money, he could afford to buy a new car.

Điều không có thật ở hiện tại nên dùng If loại 2

Cấu trúc: If + S + V-ed/V2, S + would/could/should...

40. I wasn't hungry, so I didn't feel like eating.

--> If I had been hungry, I would have felt like eating.

Sự việc không có thật trong quá khứ nên dùng If loại 3

If + S + had + V3/V-ed, S  + would/could/might + have + V3/V-ed

41. The students studied carefully. They didn't want to fail in the exams.

--> In order not to fail in the exams, the students studied carefully.

Cấu trúc: In order (not) to + V, S+V/V-ed... (chia theo đề bài)

42. Our English teacher has given us five midterm tests so far.

--> Five midterm tests have been given us by our English teacher so far.

nhận biết: so far --> thì hiện tại hoàn thành

S + have/has + been + V3 (+ by Sb/ O)

43. There were about 90 to 100 people at the concert last night.  

--> How many people were there at the concert last night. (nếu đề là đặt câu hỏi nhé)

last night: thì quá khứ đơn

Cấu trúc: How many + Plural noun (danh từ số nhiều) + were there....

44. The swimming pool didn't open until 10.45 a.m. yesterday.

It wasn't until 10.45 a.m. yesterday that the swimming pool opened.

yesterday: thì quá khứ đơn

Cấu trúc: It + was + not until + time word/phrase (từ/cụm từ chỉ thời gian) + that + S + V2/ed