When a new disease breaks out, experts must ________ what to do in the fastest way.
A.figure out | B.take out |
C.point out | D.make out |
See the flags on top of the building? That was we did this morning.
A.when | B.which | C.where | D.what |
Our club is open to adults only.________your children have entered without permission.
A.There seems that | B.It seems to be | C.There seems to be | D.It seems that |
I want to know ______the thief was caught on the spot.
A.which | B.that | C.what | D.whether |
The old lady’s hand shook frequently. She explained to her doctor ________ this shaking had begun half a year before, and ________, only because of this, she had been forced to give up her job.
A.when; how | B.how; when |
C.how; how | D.why; why |
Great changes have taken place in that school, it is no longer ________ it was 20 years ago, ________ it was so poorly equipped.
A.what; when | B.that; which | C.what; which | D.which; that |