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In winter, it is dangerous to go to school with snow ______the ground.

A. cover        B. to cover       C. covering        D. covered

We tried to find a table for seven, but they were all _______.

A. run out      B. taken up       C. used up       D. picked up

_______ I get a job will I have enough money to go to university.

A. Only if       B. Only        C. If only     D. So long as

The ground isn't wet. It ________ have rained last night.

A. mustn’t      B. shouldn’t      C. wouldn’t    D. can’t

Though it was in the midnight, ________ there were a lot of people in the street.

A. and        B. but       C. yet        D. however

________, or we will be late for the meeting.

A. To hurry up       B. Hurrying up    C. Hurried up     D. Hurry up

The flowers his friend gave him will die unless _________ every day.

A. watering     B. watered      C. is watered     D. waters

--- Julia, what were you doing when Anna called you?

   --- I ________ my housework and was starting to take a bath.

A. had finished      B. have finished     C. were finishing   D. will finish

 Working abroad for many years, he has made a big _______ and started a company of his own.

A. difference      B. fortune      C. progress    D. breakthrough

The police are trying to find out the _______ of the woman killed in the traffic accident.

A. status      B. identity     C. recognition      D. evidence