来自何晓岚的问题
Inordernottobedisturbed,Ispentthreehours___B___inmystudy.A.locking B.locked C.tolock D.beinglockedNearlyeverygreatbuildinginBeijingwasbuilt___B____south.A.toface B.facingC.tohavefaced D.beingf
Inordernottobedisturbed,Ispentthreehours___B___inmystudy.
A.locking B.locked
C.tolock D.beinglocked
NearlyeverygreatbuildinginBeijingwasbuilt___B____south.
A.toface B.facing
C.tohavefaced D.beingfacing
