1.when water gets to ( C) degrees ,it becomes ice.
A.100 B.60 C.0
水到了0度就会结冰.
2.the rain comes from the (B ).
A.vapour B.clouds C.water
雨是云变来的.
3.people often like (B )in spring.
A.diving B.fly kites C.swimming
人们喜欢在春天放风筝.
4.there are (C)traffic lights in every country.
A.one B.two C.three
每个城市都有三种（红黄绿）交通灯.