There are many beautiful hats here. I really don’t know_______.
| A．what to choose | B．how to choose |
| C．which to choose | D．where choosing them |
I’ve bought an English dictionary which you can ____ if you meet new words.
A get to B come to C refer to D look up
Susan, ______ university student from Europe, teaches me ______ art in her spare time.
| A．an; 不填 | B．a; the | C．a; 不填 | D．an; the |
____ to complete the job on time, they set out to work immediately.
| A．Being determined | B．On having determined | C．Determined | D．To be determined |
To his disappointment, the opinion he had stuck ______ out wrong.
| A．to turn | B．to turning | C．to turned | D．to be turned |
Hearing the news, she burst into _____ and burst _____ the room.
| A．crying; out | B．tears; in | C．crying; into | D．tears; out of |