Choose the right variant.
1. He …20 last year.
a) is b) was c) are
2. I don’t think English is … than German or French.
a) difficult b) more difficult c) the most difficult
3. Citizens …observe the laws of their country.
a) must b) can c) may
4. I … my future profession because it is interesting and socially important.
a) likes b) liked c) like
5. The students of our University … exams twice a year.
a) take b) have taken c) takes
6. I …. a test at the moment.
a) wrote b) write c) am writing
7. They … this problem already.
a) discuss b) have discussed c) will discuss
8. Many crimes …by effective law enforcement.
a) are prevented b) prevented c) prevent
9. The witness … by the investigator now.
a) is interviewed b) interviews c) is being interviewed
10. The crime … yesterday.
a) commit b) committed c) was committed