David _____ a customer when the fire started.
#101355
A
served
B
was serving
C
had served
D
would serve
推荐题目
 ----Where ____ the dictionary? I can't see it anywhere.----I ____ it right here. But now it's missing.
#104388
A
did you put; have put
B
have you put; put
C
had you put; was putting
D
were you putting; have put
—When__________ and visit our exhibition next month?— When_______, I will let you know.
#104214
A
will he come; he will come
B
will he come; he comes
C
does he come; he will come
D
does he come; he comes
My father used to  on weekends,but now he is used to   every evening.
#101723
A
go fishing; dance
B
going fishing;dance
C
going fishing;dancing
D
go fishing;dancing
  The news finally came, which _____them all!
#103666
A
disappoints
B
disappointing
C
disappointed
D
disappoint