When the fire broke out, Mary didn't know ___.
#97806
A
what to do
B
what do
C
to do what
D
what thing to do
推荐题目
Don’t leave the water ________ while you brush your teeth. 
#94420
A
run
B
running
C
being run
D
to run
He seems __________ what he is looking for.
#95167
A
to have forgotten
B
to forget
C
forgetting
D
being forgotten
-  ______ Tom to be fit for the office, the boss ______ taking him on.
#96191
A
Consider, considered
B
Considering, considering
C
Considering, considered
D
Considered, considering