—Must we keep the window _______ all the time?
—No, you don’t have to.
| A．opening | B．opened |
| C．to open | D．open |
—Have you seen the TV play My Ugly Mother?
—Yes, it’s well worth _______. It’s _______ moving that I’ve seen it twice.
| A．seeing； too | B．seeing； so |
| C．to see； enough | D．to see； such |
. ——Do you believe there are aliens?
——I’m afraid not.I don’t think aliens______in space.
| A．can be found | B．can find |
| C．can be founded | D．can’t be found |
—Thanks so much for telling me the ways of learning English well.
—________. Keep on and you’ll succeed.
| A．That’s for sure | B．Never mind |
| C．No problem | D．You’re right |
—Do you know ________?
—Yes, he came here by subway last night.
| A．When did he come here | B．if he will come here |
| C．Why he came here | D．how he came here |
—How nice the old Chinese book!
—I bought it online last week. It ________ in ancient China.
| A．was printed | B．is printed |
| C．will printed | D．printed |