Jim,——at the blackboard carefully.A;look B：looksC：looking D:to look哪个?用Looking ,,,,可以吗
问题描述：
Jim,——at the blackboard carefully.A;look B：looksC：looking D:to look哪个?
用Looking ,,,,可以吗
答
A,祈使句啊
答
A，这是个祈使句
答
a 祈使句 用动词原形
答
A
这是祈使句