Question 2:
1, C – to lift (Adj enough to V: đủ thế nào đó để làm gì)
2, D – studying (like + Ving: thích cái gì)
3, A – play (used to V: đã từng làm gì)
4, C – fluently (adv- trôi chảy)
5, A – from (to be different from: khác với cái gì)
6, B – on
7, A – for (for + khoảng thời gian)
8, B – himself
9, B – Yes. That’s very kind of you.
10, B – put (must + V: phải làm cái gì)
11, C – the best
12, A – more
13, D – last
14, B – has lived
15, C – rises
16, A – curly (adj – quăn)
17, B – invented
18, A – electrical
19, A – When
20, B – Hello, Hung.
21, A – necessary
22, D – Both B and C are correct
23, B – going (How about + Ving)
24, A – Do
25, C - Because
