Choose the best anwser

1.A lot of errors __________ in the final report.
(A) were found.
(B) found.
(C) find.
(D) be found.
2.Any news related to my company________ on the buletin board every week.
(A). posts.
(B) posted.
(C) is posted.
(D) are posted.
3.The annual conference________ in the Chicago Convention Center.
(A) holding.
(B) holds.
(C) is held.
(D) to hold.
4.A new assistant can__________ within a month.
(A) be found.
(B) is found.
(C) finds.
(D) find.
5.This marketing position__________ at least two years of experience in a related field.
(A) require.
(B) requiring.
(C) requires.
(D) is required.
6. The training is going to______ place in the seminar room at 1 p.m.
(A) took.
(B) is taken.
(C) taking.
(D) take.
7.Computer technicians________ the program on a regular basis.
(A) install.
(B) is installed.
(C) are installed.
(D) installing.
8.Many changes_________ to the construction plan because the president didn't like it.
(A) have made.
(B) have been made.
(C) made.
(D) are made.
9. The president___________ after he had worked for the company for 30 years.
(A) retired.
(B) retiring.
(C) was retired.
(D) retirement.
10. The air conditioner__________ to your office no later than tomorrow.
(A) delivered.
(B) will deliver.
(C) delivering.
(D) will be delivered.
11. The report___________ by my boss.
(A) reviews.
(B) is reviewed.
(C) are reviewed.
(D) review.
12. The company technicians__________ to fix the broken computers.
(A) asks.
(B) is asking.
(C) was asking.
(D) were asked.