May I go to the theatre with you—I’m afraid not ____ you have a ticket, because I have only one.

The meeting was________ when the speaker became ill.

Look at the photo, what a happy family!—Yes, it’s a photo my family.

many extra planes and trains are usedto carry passengers, traffic tools are still ______needed during “May Day”holidays

Taobaocom is a free site, ________ visitors can not just purchase almost all kinds of productsbut open their own online shops[ ]