. According to some doctors, one of the ways to prevent us from growing old is to make sure
that our brains get enough___.
| A．performance | B．exercise | C．experience | D．sport |
________ seems to have been great difficulty in turning out excellent graduates.
| A．That | B．What | C．It | D．There |
Barry must have visited the Eiffel Tower before, _______ he?
| A．mustn’t | B．hadn’t | C．hasn’t | D．needn’t |
Look! How much _______ Alice looks wearing her new show dress!
| A．well | B．good | C．better | D．Best |
After a pleasant summer vacation, the family came back from Beidaihe, _______.
| A．freshly and energetically |
| B．being fresh and energetic |
| C．fresh and energetic |
| D．to be fresh and energetic |
I’d appreciate _______ if you could let me know in advance whether or not you will come.
| A．it | B．you | C．one | D．this |