Not until ________ the Internet ________ that the Chinese sailors were rescued by the European Union Task Force.
#79585
A
did I surf; did I know
B
did I surf; I knew
C
I surfed; did I know
D
I surfed; I had know
推荐题目
______ on the top of the tower, and you can see the whole city.
#81093
A
Standing
B
To stand
C
Stood
D
Stand
While ________ the dog, you should take care not to ________. Otherwise, it may be dangerous to strangers.
#80445
A
walking; get loose
B
walk; be loose
C
walking for; get it loose
D
training; get it run
_____on the grass _____singing and laughing.
#81325
A
Seated ; is some students
B
Seated ; are some students
C
Sitting ; is some students
D
Sitting ; some students are
Only when class began ______that he had left his book at home．
#83512
A
will he realize
B
he did realize
C
did he realize
D
had he realized
Not until I ________ to work ____ how much time I had wasted.
#82288
A
did begin; didn’t I realize
B
began; I realized
C
did begin; I realized
D
began; did I realize