来自钱真的问题
()Mobilephonesarenotsoexpensiveasthey________tobe.A:areusedB:wereusedC:useD:usedHesaidhewouldn'tgotoAnn'sbirthdaypartyunlesshe________(invite)to.
()Mobilephonesarenotsoexpensiveasthey________tobe.
A:areusedB:wereusedC:useD:used
Hesaidhewouldn'tgotoAnn'sbirthdaypartyunlesshe________(invite)to.
