1.A
2.B
3.B
4.A
5.A
6.B
7.C
8.D
9.A
10.A
11.C
12.D
13.B
14.A
1. I used to swim in this river when I was a child.
2. Tom often helps Mary, which makes her happy.
3. My car has been serviced for2 days by the mechanic.
4. She is the person who wanted to buy my house.