This is _____ best kind of _____ pen you can get here.
| A．the, the | B．the, a |
| C．the, 不填 | D．a, the |
Absent for the traffic accident, I have always doubted he announced at the meeting.
| A．what was it that | B．that it was what |
| C．what it was that | D．that was it what |
____ is announced in today’s newspaper, we have launched another man-made satellite.
| A．That | B．Which | C．As | D．What |
It's much easier to make friends _____you have similar interests.
| A．unless | B．when |
| C．even though | D．so that |
As a mother of two young boys, she knows the difficulties of keeping kids ______.
| A．to entertain | B．entertaining |
| C．entertained | D．entertain |
—Little Daniel is watering the flowers! Why?
—Well, I'm not feeling very well today—otherwise, I ________ it myself.
| A．did | B．would do |
| C．had done | D．would have done |