It’s too bad that I failed in the math exam. If only I ______ hard at it!
#87203
A
worked
B
had worked
C
has worked
D
would work
推荐题目
________ stop advertising, prices would be greatly reduced.
#89209
A
Were they to
B
Could they
C
If they
D
Would they
He suggested that we should _______ the instruction.
#86689
A
simple
B
simplify
C
simply
D
simplified
The rule demands that everyone ______ quiet in the school library.
#86874
A
keeps
B
keep
C
will keep
D
should be kept