I Li Lei since he was a little boy.
| A．know |
| B．knew |
| C．have known |
| D．had known |
—I'll call you ______ I arrive in Shenzhen．
—Thanks, and good luck．
| A．while | B．until | C．as | D．once |
Both Class 3 and our class won't be able to finish the work unless they ___ each other.
| A．team up with | B．come up with | C．put up with | D．catch up with |
Why ____ to go abroad to study when there are so many good universities at home?
| A．imagine | B．bother | C．consider | D．prevent |
Advertising can influence consumers' moods, ______, in turn, can influence consumers' reactions to products.
| A．that | B．which | C．where | D．when |
—I'm trying to find yesterday's newspaper. Have you seen it?
—I'm afraid that I ______ it away. I thought you had finished reading it.
| A．threw | B．had thrown | C．throw | D．will throw |