I am determined to get a seat for the concert ________ it means standing in a queue all night.
| A．now that | B．even if | C．as if | D．so that |
You’d better________ your scores and see if you have passed the exam.
| A．add up to | B．add to | C．add | D．add in |
How did all these _________?
| A．came out | B．come up | C．come across | D．come about |
They lived a hard life and were often made _______ for over ten hours a day.
| A．work | B．to work | C．to working | D．worked |
_____ of the students who took part in the military training is 450.
| A．A number | B．A lot | C．Lots | D．The number |
The sales _____ steadily, the factory needs an increasing supply of raw material.
| A．have gone up | B．are going up | C．gone up | D．going up |