1. I'm looking forward to seeing my mother in Hanoi (look forward to s.th/doing s.th: mong chờ cái gì/làm gì)

2. Why don't we leave early tomorrow morning? (câu gợi ý: Let's + V(inf) = Why don't we + V(inf)? = ...)

3. Our city has five big shopping malls (There is/are + `...._1` + in + `..._2` = `..._2` + have/has + `...._1`)

4. This is the first time we have ever stayed at such a bad hotel (S + have/has + never + Vp.p + ..... = This is the first time + S + have/has + ever + Vp.p + ....)

5. Please keep on doing your work and don't let anything interrupt you (keep on doing s.th = continue: tiếp tục làm gì)

1. I'm looking forward to seeing my mother in hanoi (look forward to V-ing: trông chờ~can't wait)

2. Why don't we leave early tomorrow morning? (Why don't we=Let's+V-bare: dùng để gợi ý)

3. Our city has five big shopping malls (There are ...things in...=...has.... things)

4. This is the first time we have stayed at such a bad hotel (this is the first time+S+V-htht=S have never V-pp before)

5. Please go on/ keep on/ carry on doing your work and don't let anything interrupt you (continue V-ing= go on/ keep on/ carry on V-ing: tiếp tục làm gì)