7、hewriterandhisfriendsareverybrave.B.Thewriterandhisfriendslikegoingtobedlate.C.Thewriterandhisfriendscan'tsleepallnight.二单选(12分)()21.Itisverykind____youtohelpmewithmylessonsbecauseitisverydifficult____metolearnthemwell.A.of;forB.of;ofC.for;ofD.for;for()22..A boy with two d
8、ogs_____ when the earthquake rocked the city.A. were sleeping B. is asleep C. was sleepin