`1` We have not seen Joana for nearly `2` years.

`-` S + have/has + (not) + V3/ed + for + khoảng thời gian

`=` It's + khoảng thời gian + since + S + last + V2/ed

`=>` Ai đó đã (không) làm gì trong bao lâu.

`2` I suggest that English should be used with my friend in class.

`-` S + suggest + (that) + S + (should) + V: đề nghị ai (nên) làm gì

`3` His brother will have an appointment tomorrow, won't he?

`-` TLĐ: Will + S + V?

`->` Câu hỏi đuôi: S + will + V, won't + S?

`4` These documents are being typed at the moment.

`-` Bị động HTTD: S + am/is/are + V3/ed + (by O)

Đáp án và Giải thích các bước giải:

 1. It's nearly 2 years since we last saw Joana.

=> We haven't seen Joana in nearly 2 years. ( S + hasn't/haven't + v3/ed ... for/since + time )

2. Why don't we use english with mg friend in class? 

=> I suggest that we use English with my friend in class. ( S + suggest ( that ) + s ( should ) + V1 ... )

3.  Will his brother have an appointment tomorrow?

=>  His brother will have an appointment tomorrow? ( S + will + V, won't + S?)

4. She is typing these documents at the moment.

=> She is typing these documents at the moment. (S + am/is/are + V3/ed + (by O))

CHÚC BẠN HỌC TỐT!!!