I need answers for the attached grammar file

Question 1: Unless he ____ hard, he’ll fail the exams.

a. worked

b. would work

c. works

d. will work

Question 2: If I were you, I ____ to a doctor.

a. Will go

b. Went

c. Go

d. Would go

Question 3: I ____ to Africa on business.

Question 4: I worked hard ____ my exam

a. For passing

b. To passing

c. To pass

d. For pass

Question 5: When he ____ finished the exam, he’ll speak to you.

a. Is

b. Will have

c. Has

d. Will

Question 6: If he ____ the car immediately, the accident wouldn’t have happened.

a. Stoped

b. Would stop

c. Has stopped

d. Would have stopped

Question 7: You ____ your homework before you came to the lesson.

a. Should be done

b. Should do

c. Should be doing

d. Should have done

Question 8: By the next year he ____ his exams.

a. Has passed

b. Will pass

c. Will have pass

d. Had passed

Question 9: I’ve rung the bell but there’s no answer. He ____ in bed.

a. Can be

b. Will be

c. Must be

d. Needs to be

Question 10: I’m thinking ____ away next Sunday.

a. Of going

b. I go

c. To go

d. For going

Question 11: Would you mind ____ me $5?

a. To lend

b. Lent

c. Going to lend

d. Lending

Question 12: He didn’t look when crossing the road. He ____ in a hurry.

a. Must have been

b. Should have been

c. Had to be

d. Might to be

Question 13: He ____ eaten something before going to school.

a. Ought to have

b. Should

c. Had to

d. Must

Question 14: If all the hotels are full, you ____ phone this number.

a. Had better

b. Would rather

c. Would better

d. Had rather

Question 15: In spite of ____ late she caught the bus.

a. She is

b. She was

c. Her

d. Being

Question 16: It’s high time you ____ some work!

1.

a. Do

b. Did

c. Have done

d. Would do

Question 17: Nobody's disagreed to stay, ___?

a. Has he

b. Did he

c. Are they

d. have they

Question 18: They all tried hard, but with ____ success.

a. Few

b. Little

c. A few

d. A little

Question 19: Providing that ____ hard, she’ll pass the exam.

1.

a. She’ll be studying

b. She’ll study

c. She studies

d. She is studying

Question 20: Mark, who won, went on ____ in the 1998 final.

a. Have won

b. To win

c. To have won

d. Winning