When lost in work , ______ he often was , he would forget all about eating and sleeping.
| A．what | B．as | C．just like | D．so |
To our surprise the stranger _____ to be an old friend of my mother’s.
| A．turned out | B．turned up | C．set out | D．set up |
____ from endless homework on weekends, the students now find their own activities, such as taking a ride together to watch the sunwise.
| A．Freed | B．Freeing | C．To free | D．having freed |
Young as he is, David has gained ____ rich experience in ____ society.
| A．the; the | B．a; 不填 | C．不填；不填 | D．不填；the |
We had a really bad time about six months ago but now things are ____.
| A．looking up | B．coming up | C．making up | D．turning up |
We had a really bad time about six months ago but now things are ____.
| A．looking up | B．coming up | C．making up | D．turning up |