52
53
54
I woul
But if it rains tomorrow.
I didn't go out because the weather was bad.
I know (that) Jim is from Canada.
I don't know where he lives.
55
I have been walking for an hour.
56 My sister helped me do my homework.
57
IfI could speak Chinese, I could talk with Lin in Chin
58 I wish I were a bird.