Please ________ the numbers and I’m sure they will ________ more than 1,000．
| A．add; add up | B．add up; add up |
| C．add up; add up to | D．add to; add up |
On hearing the news, the girl rushed out without hesitation , ___the luggage ___on the floor and ____ in the dark.
A left, lied, disappearedB. leaving, lying, disappeared
C. leaving, lie, disappearedD. left, lay, disappear
_____ the front door ___, he had to enter the room through the back door.
| A．Seen, painted | B．Seeing, painted |
| C．Seeing, being painted | D．Being seen, being painted |
By law,when one makes a large purchase, he should have _____ opportunity to change his mind.
| A．accurate | B．adequate | C．urgent | D．excessive |
How long do you think it will be ________ the computer company puts forward a new product?
| A．before | B．since | C．until | D．that |
The famous scientist, _______ a dinner party will be held tonight,is to arrive soon.
| A．in honour of him | B．in his honour | C．in whose honour | D．in which honour |