I don’t think David could have done such a stupid thing last night, ____?
| A．did he | B．didn’t he |
| C．do I | D．don’t I |
It ’s well-known that ________ information is very important to businessmen.
| A．having collected | B．collecting | C．collected | D．collect |
People usually believe thatboy must learn to stand up and fight likeman.
| A．a; a | B．a；the | C．the; the | D．a；不填 |
A poet and artist _____ coming to speak to us about Chinese literature and painting t
omorrow afternoon.
| A．is | B．are | C．was | D．were |
The father as well as his three children _____ skating on the frozen river every Sunday afternoon in winter.
| A．is going | B．go | C．goes | D．are going |
was most important to her, she
told me, was her family.
| A．It | B．This | C．What | D．As |