12,B
13,A
14,A
15,C
16,D
V
1,goes
2,go
3,seeing
4,play
5,has learned
6,watched
7,will visit
8,to work
9,don't go
10,play/was
11,was/stayed
12,cooking/loves
13,gardening
A
1,how far is it from V to HN
2,i used to walk to school when i was a student
3,in spite of they height,they still love playing sport
4,how far is it from your house to school
5,huy used to cycle to school when he was small
6,the distance from here to the post office is about 3km
7,despite the snow,we went out