The ordinary girl sat silently at the corner , but when the prince came over to invite her to dance , her face immediately .
| A．turned up | B．burnt up | C．cheered up | D．lit up |
Would you take my old TV in _______ for this camera?
| A．place | B．return | C．exchange | D．business |
The research showed beyond ________ that smoking contributes to heart diseases.
| A．wonder | B．doubt | C．problem | D．use |
The man is____ a serious nervous breakdown because he is unable to deal with pressure from daily life.
| A．at the edge of | B．on the edge of | C．on behalf of | D．on the top of |
I believed, though I could be mistaken,______ he liked me.
| A．that | B．what | C．which | D．where |
The farmers were more anxious for rain than the people in the city because they had more _____.
| A．at length | B．at last | C．at stake | D．at ease |