The lesson drawn from the coal mine accidents is that safety measures are so important that we _____ take them too seriously.
#87972
A
can’t
B
should
C
mustn’t
D
shall
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— Nowadays people seem to be becoming more and more selfish.— How much better life would be if we ______ to the values of the past!
#86973
A
would return
B
had returned
C
return
D
were to return
_____________half an hour earlier, you would have met the famous writer.
#87292
A
If you came
B
Would you come
C
Had you come
D
Should you have come
How I wish I ________ in medicine instead of history when I was at college!
#87107
A
had majored
B
should major
C
majored
D
would major
The weather turned out to be fine yesterday. I the trouble to carry my umbrella.
#86907
A
needn’t take
B
couldn’t take
C
needn’t have taken
D
couldn’t have taken