Swimming alone ___be ____dangerous. Do be careful.
#88087
A
need; highly
B
may; high
C
can; highly
D
can; high
推荐题目
--- I have great difficulty figuring out the answer to this problem.    --- _____ my advice, you ____ less difficulty with such problems. 
#90184
A
If you had followed, would have had
B
If you followed, would have
C
If you had followed, would have
D
If you listen, will have
________ fired, your health care and other benefits will not be immediately cut off.
#90512
A
Would you be
B
Should you be
C
Could you be
D
Might you be
Now then, children, It’s time you ________.
#87190
A
were washed and dressed
B
washed and dressed
C
are washed and dressed
D
washed and dress
Helen _______ it if she doesn’t want to. 
#87742
A
doesn’t need do
B
need not to do
C
needs not to do
D
need not do
Teachers recommend parents_____their children under 12 to ride bicycles to school for safety.
#86966
A
not allow
B
do not allow
C
mustn’t allow
D
couldn’t allow