I was leaving the office when it suddenly     to me that I had forgotten my keys.
#92421
A
struck
B
happened
C
occurred
D
hit
推荐题目
I kept looking at the man, wondering _______.
#93460
A
whether I have seen him before
B
whether I had seen him before
C
that I had seen him before
D
when I saw him before
 —Please read every sentence carefully.      you are,      mistakes you’ll make. —Thank you for your advice.
#92097
A
The more carefully; the fewer
B
The more careful; the less
C
The more carefully; the less
D
The more careful; the fewer
---John has got a very good job in the government.   --- _____ he looks so happy.
#94011
A
No doubt    
B
No wonder
C
That’s because
D
It’s natural