当李雷知道明天是李明的生日时,他该说:A.Nice to meet you !B.Happy Teachers’day !C. Happy Birthday to you!
A: Kelly can’t go to school today because she doesn’t feel well.B: ___________________.
Elephants can be ______ years old.
He helped his mother ________ the housework.A. do B. does C.did
I saw a boy _____ away when I passed the park. A. run B. ran C. for
It is time _____ home.A. go B. to go C. to go to