Not only children but also my husband ______ crazy about the movie Operation Red Sea （《红海行动》（ ）
A．isB．areC．amD．be
I didn't see you at Jim's party last week．
I had to work that evening， so I _________ go．（ ）
A．needn'tB．mustn'tC．couldn'tD．shouldn't
The path was covered with snow，so we walked very _______．We were afraid of falling．（ ）
A．quicklyB．carefullyC．excitedlyD．hurriedly
China's high﹣speed railways _____ from 9，000 to 29，000 kilometres in the past few years．（ ）
A．are growingB．were growing
C．will growD．have grown
___________ can you write in English？
About forty words per minute．（ ）
A．How farB．How oftenC．How fastD．How long
It's important for us ___________ good manners．（ ）
A．havingB．haveC．to haveD．had