答:一辆玩具公共汽车可以换6辆小自行车
开展对学生进行安全防范意识教育的演练( )
⑴Doing more exercise is good for health. ____
⑵I feel cold. I need to wear warm clothes. ____
⑶You should see a doctor when you are ill. ____
⑷If you are angry, you'd better take a deep breath and count to ten. ____
A.
B.
C.
D.
为了让更多的人能够了解我们可爱的家乡,我们可以为客人们当____。