When logistics centre（物流中心）is completed， materials for improving people’s living conditions are all available here.
| A．不填；the | B．a；不填 | C．the；不填 | D．the；the |
— Don’ t be so naughty! Be your _____．
— Got it．
| A．manners | B．age | C．behavior | D．politeness |
Jack would like to go to the cinema with dad, but the film is____________for adults only.
| A．admitted | B．promised | C．intended | D．permitted |
--- How long are you staying?
--- I don’t know.______________.
| A．That’s OK. | B．It depends. | C．I am going. | D．It’s doesn’t matter. |
. In China, a number of people__________English now, and the number __________growing year after year.
| A．studies, is | B．are studying, is | C．is studying, is | D．is studying, are |
. ____________ the dinosaurs disappea
red still remains a mystery.
| A．whether | B．that | C．if | D．Why |