a. ( )1. From the weather report, we know the weather is
C
in the four cities(城市).
( )2. In
B
, it is cold and in
B
, it is colder(更冷的).
( )3. If you are in Zhuhai, you can wear
C
.
( )4. We should(应该)stay at home in Melbourne because
C
.
b. Activity tip:
You can play in the snow.
答案：a. 1. C 2. B 3. C 4. C b.（答案仅供参考）You can play in the snow. / ...
