It was _______the old clock that the old man spent the whole morning at home.
A,repairing     B,to repair     C,repaired     D,repair

       his homework, he went out to meet his friends.

My father quitted       to make himself a cup of tea.

Every student as well as all the teachers ____ required to be at the bus station at 6:30 tomorrow.

Though     money, his parents managed to send him to university.

       form the moon, our earth with water        .seventy percent of its surface, appears as a blue ball.

The foreign guests,        by an interpreter, came out of the hall.

—How was your journey last week?
—Very interesting. The people there still keep the custom _____ the Ming Dynasty, which is different from other areas.

Special attention should be paid to ________ forests from fires in winter.

Mary seems _______ the bad news, for she looks nice and happy.