As we all know, it was ____ that resulted in the terrible car accident.
A. because of her carelessness B because she was careless
C. her being careless D she was so careless
.
—___________ is the population of the United States?
—I don’t know exactly, but I’m sure that it has __________ population than China.
| A．How much; much less | B．How many; fewer |
| C．What; much less | D．What; a much smaller |
.
. —I’m afraid I have to leave for New York tomorrow.
—_____
| A．I’m afraid not. | B．Have a good journey. |
| C．Please do. | D．Why not go now? |
.
I’m taking these apples out of the bag to _____ the load I have to carry.
| A．lessen | B．prevent | C．solve | D．limit |
.
At the same time, they are taking strong _______to protect the wild animals.
| A．actions | B．measure | C．steps | D．efforts |
.
_____your son recovers and your daughter passes the college entrance examinations, you
will have nothing to worry about.
| A．Now that | B．Although | C．As soon as | D．So long as |