I only planned to be there for a few days, but I actually ______ staying for a whole month.
| A．set up | B．added up |
| C．built up | D．ended up |
________ he felt like ________, he reminded himself that he had a family to support.
| A．Every time ; giving up | B．At one time ; to give up |
| C．At a time; gave up | D．At that time; giving up |
So ________ student ________ that he can work out all difficult problems.
| A．clever a ; was he | B．a clever; was he | C．clever a , he was | D．a clever, he was |
I’ll never understand how it __________that you were late three times a week.
| A．came about | B．came out | C．came across | D．came up |
_____ the high price, demands for these cars are very high.
A Because of B In spite of C In case of D Thanks to
The traffic problems we are looking forward to seeing _____ should have attracted the government's attention.
| A．solving | B．solve | C．to solve | D．solved |