问题
Mr. Richard was disappointed that manystudents who had signed up for his adventure course _______ at the last moment.
A:left out
B:got out
C:passed out
D:dropped out
B:got out
C:passed out
D:dropped out
正确答案是：
同类题型
Boys and girls，attention，please．Now let me tell you________to the Bird Island．
How long have you ____here—For two days. I _____here the day before yesterday.
new system _____, the old oneis abolished.
Why don’t we take a little break一Didn’t we just have______
— Do you know our town well?— Yes, this is the second time that I________here.[ ]