Children________in public very often. 
#89946
A
should be praised
B
shouldn’t have praised
C
shouldn’t have been praised
D
shouldn’t be praised
推荐题目
Had I known about this computer program, a huge amount of time and energy________.
#87046
A
would have been saved  
B
had been saved
C
will be saved
D
was saved
---    you disturb her with these annoying questions just when she was busy cooking dinner?---Sorry, I      that at that time.
#89328
A
Should, should have done
B
Shall; may have done
C
Must, should do
D
Must, should not have done