四级第一套答案，2020年12月份四级答案第三套

1.They provided the miners with the food and water.

2.They sent supplies to keep the miners warm.

3.They released the details of the accident.

4.They tried hard to repair the elevator.

5.They sent calls for help via a portable radio.

6.They were injured.

1.They lost contact with the emergency department.

2.They were trapped in an underground elevator.

3.She was injured by suddenly falling rocks.

4.They sent calls for help via a portable radio.

5.Computerizing mail sorting processess.

6.Raise postage rates.

1.It is immune to various diseases.

2.It does not bring the promised health benefits.

3.It has been well received by many tea drinkers.

4.She was never invited to a colleagues home.

5.She was unwilling to make friends with workmates.

6.They read a book.