Hurry，Mary! You__________on the phone.—Oh，I__________.Thank you，Mom.

ur was fantastic in general, ourcar broke down on the way back.

You can’t imagine ____ when they receivedthese nice Christmas presents.

Could you please tell me _____–Sure , there is a post office at the end of the road .

nce education programs the disadvantages of limited time, distance or physical disability, so they are becoming more and more popular all over the world.