Since the new director took office, we have worked __ _hours, －that is to say, we work more freely.
| A．flexible | B．compulsory | C．strict | D．endless |
—Those scientists invented a robot to care for kids!
—It’s not surprising．They ____ wonders all the time．
| A．worked | B．were working | C．work | D．have been working |
Following the girl, we went into a hall, on ____ walls hung a few pictures of some famous scientists．
| A．its | B．which | C．whose | D．those |
Because ____ unemployment is very high at present, it’s not easy for a fresh graduate to find ____ satisfying job as he wishes．
| A．the; / | B．/; a | C．an; a | D．an; the |
—I am going to be a volunteer at the Asian Games to be held in Guangzhou this November．
—___! Me, too．
| A．That's it | B．Congratulations | C．No problem | D．That's great |
It is generally considered unwise to give a child ____ he or she wants．
| A．however | B．whatever | C．whichever | D．whenever |