你想知道现在几点了,你该怎么说:A. What are you doing now ? B. What time is it now ?
读Do you have any books? 要注意A. 升调 B. 降调
读What is the man? 要注意A. 升调 B. 降调
Jack helped Helen _______ her homework.A. do B. does C.did
________ climb up the tree. A. Don’t B. doesn’t C. didn’t
The mouse said ________.A. happy B. happly C. happily