句型转换。 1.The boy is English. (用American把句子改成选择疑问句) __________ the boy English __________ American? 2.He had some books. (改为否定句) He __________ __________ __________ books. 3.There is some milk in the glass. (改为一般疑问句) __________ __________ __________milk in the glass? 4.He watched TV last night. (改为一般疑问句) __________ he __________ TV last night? 5.I eat cabbages twice a week . (对画线部分提问) __________ __________ do __________eat cabbages? 6.I walked twenty minutes after supper. (对画线部分提问) __________ __________ minutes __________ __________ walk after supper?