Choose the correct answer.
1. Detroit _________Motown in the past. a) was called
b) is called
c) called
2. Detroit _________as the first capital city of Michigan, but now Lansing is the capital city of Michigan.
a) chosen
b) was chosen
c) has chosen
3. The university of Michigan is one of the best universities
in the United States and it _________in Ann Arbor. a) located
b) location
c) is located
4. The results _________ by that scientist.
a) check
b) checking
c) were checked
5. All these questions _________by the students during the
seminar.
a) will discuss
b) were discussed
c) have discussed
6. The binary numeration system _________in various
computers. a) uses
b) is using
c) is used
7. The binary numeration system _________ by Leibnitz.
a) was introduced b) has introduced c) introduced