Choose the right variant.1. This student on duty yesterday.a) was

Choose the right variant.
1. This student on duty yesterday.
a) was b) is c) were
2. We lectures, seminars and practical classes every day.
a) has b) have c) had
3. I am sure you well tomorrow.
a) answer b) answered c) will answer
4. My friend is person in the world.
a) happy b) the happiest c) happier
5. Many crimes by patrol officers.
a) are prevented b) prevent c) prevented
6. The investigator the suspect at the moment.
a) interviews b) is interviewing c) interviewed
7. The police the criminal two days ago.
a) apprehend b) will apprehend c) apprehended
8. Police cars in this district of the town every night.
a) are attacked b) were attacked c) will be attacked
9. I think the criminal to justice very soon.
a) will bring b) will be brought c) brings
10. The accident last night.
a) takes place b) took place c) has taken place