—Excuse me. _______ I sit here?
—You’d better not. It’s the man’s seat.
Must
Need
Could
Should
You can ________ in a parking lot.
Jack likes to sit ________ the back of the bus.
---- What are you doing?---- I’m ________ my English book.
I borrow a book from my friend and I can ________ it for a week.
---- ________ class are you having? ---- Math.