1.A：Where is the manager?
B:I don't know .He _____ in his office a few minutes ago.
A.is
B.was
C.has been
D.had been
2.If something could happen, then we can say it is _____.
A.ableB.possible
C.OK. D.true
3.She no longer ___________(remember) how to make dumplings.
4.English ______________(not teach) at every primary school.
5.The tyre _____________(mend) while we were shopping.
6.____________ these bills _______(pay) last week?
