Unit Test 7B Key
1 1a / 2c / 3a / 4c / 5d / 6b / 7d
2 1 to / 2 to / 3 of / 4 from / 5 with / 6 of / 7 to / 8 of / 9 at / 10 from / 11 on / 12 to
3 1 Everyone (Every person) has to show their identity card at the entrance. / 2 You have to wear sports shoes in the gym. / 3 You must remember to buy (your mother) a birthday present. / 4 You have to wear a seatbelt in cars. / 5 You mustn’t smoke in restaurants. / 6 You don’t have to drive your car to my house. / 7 You don’t have to take the course. / 8 You mustn’t walk on the grass.
4 1 connected / 2 led to / 3 means that / 4 so / 5 meant that
5 1 commit / 2 reveal / 3 vaccination / 4 solve / 5 analyse / 6 evidence / 7 discover / 8 fingerprints
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