Helen ____ go on the trip with us, but she isn’t quite sure yet.
| A．shall | B．must | C．may | D．can |
—Susan, go and join your sister cleaning the yard.
—Why ____? John is sitting there doing nothing.
| A．him | B．he | C．I | D．me |
The Palace Museum has a _________ of 96 million pieces of ancient Chinese art works．
| A．collection | B．mixture |
| C．combination | D．Series |
He had to pause from time to time to wipe the sweat from his forehead, because the air—conditioning system ______________.
| A．broke in | B．broke up |
| C．broke out | D．broke down |
He had his leg ____ in the match yesterday.
| A．to break | B．broken | C．break | D．breaking |
Mary______ a lot of Spanish by playing with the native boys and girls.
| A．picked up | B．took up |
| C．made up | D．turned up |