—Look,the light in Jim’s room is still on. Do you know______? —To study for the coming exam, maybe.
Which kind of animals has long legs and neck(脖子)?
I like _______ to people and _______ books.
My sister works ______ a restaurant _______ a waiter.
The new student is ________ shy.
What _____ he want to ______?A, is, do B. do, be C. does, be D. do, do