People who often sleep a lot but don’t do a lot of __ _ will not be very healthy.
| A．exercise | B．exercising |
| C．exersises | D．to exercise |
—It ____Mark’s watch. ____your watch is in your bag.
| A．may be, Maybe | B．maybe, Maybe |
| C．may be, May be | D．maybe, May be |
—____she is very tired, ____Sue doesn’t stop working.
| A．Although, but | B．But, although |
| C．Although, / | D．/ , / |
—Are you busy this weekend?
— Yes, my mother wants me ____the house.
| A．cleans | B．to clean | C．cleaned | D．cleaning |
—_____do they go to movies?
— Once a month.
| A．How often | B．When | C．These | D．It |
—I think______is not easy to draw this picture.
—I think so.
| A．that | B．this | C．these | D．it |