—Would you have come to his help, had you been free? —Yes. But I______ engaged. 
#104317
A
was
B
were
C
hadbeen
D
wouldbe
推荐题目
The photo  me   my childhood.
#101776
A
remind;of
B
reminds;of
C
remind;for
D
remind;to
 We ___ our new neighbors yet, so we don't know their names.
#104880
A
don't meet
B
won't meet
C
haven't met
D
hadn't met
— Where _______ you put my dictionary?— I left it on your desk when you _______ to Tom.
#102466
A
did; spoke
B
have; were speaking
C
had; were speaking
D
had; spoke
You have failed to do what you        to and I'm afraid the teacher will blame you.
#100936
A
will expect
B
will be expected
C
expected
D
were expected