问题

When you learn a foreign language, ________you must forget your own one.
A:above all
B:after all
C:in all
D:at all
B:after all
C:in all
D:at all
正确答案是:
同类题型
Don’t smoke here, Dad. Smoking _____ in public places.–Oh, sorry. I’ll stop right now.
Mike, please turn down the music, ____Lucy _____Lily are sleeping. —Sorry, I’ll do it right away.
Can you think of a situation _____ people communicate only by means of body language?[ ]
I got up late this morning, that’s _____________ I was late for school.