Fill in the blanks with the correct preposition or verb tense.

Here are the answers to your questions:

18. Do you like to drive on a busy road?

    • The correct preposition for a road is "on".
    • C. on

19. I'll be home in 10 minutes.

    • "In" is used to indicate a period of time before something happens.
    • A. in

20. I like the smile on her face.

    • A smile is located "on" a face.
    • C. on

21. My office is on the 2nd floor.

    • We use "on" for floors in a building.
    • C. on

22. I keep my keys in my pocket.

    • Keys are kept "in" a pocket.
    • A. in

23. He cleans his bedroom each day.

    • For a singular subject "He" in the simple present tense, the verb takes an "-s".
    • B. cleans

24. We often accompany him.

    • For a plural subject "We" in the simple present tense, the verb is in its base form.
    • A. accompany

25. Drinking cold water aggravates tonsillitis.

    • The gerund phrase "Drinking cold water" acts as a singular subject, so the verb takes an "-s".
    • B. aggravates

26. Leaves float on water.

    • For a plural subject "Leaves" in the simple present tense, the verb is in its base form.
    • A. float

27. Domestic animals need care.

    • For a plural subject "Domestic animals" in the simple present tense, the verb is in its base form.
    • A. need

28. Visit me on coming Monday, please.

    • This is an imperative sentence, which uses the base form of the verb.
    • A. visit

29. A lion eats meat.

    • For a singular subject "A lion" in the simple present tense, the verb takes an "-s".
    • B. eats

30. School begins in September in Ethiopia.

    • For a singular subject "School" in the simple present tense, the verb takes an "-s".
    • B. begins

31. One Birr matters for students.

    • For a singular subject "One Birr" in the simple present tense, the verb takes an "-s".
    • B. matters

32. Many children eat bread with milk.

    • For a plural subject "Many children" in the simple present tense, the verb is in its base form.
    • A. eat

33. Does he often go to market? (no)

    • The correct negative short answer is "No, he doesn't often go to market."
    • A. No, he doesn't often go to market.

34. Do they need money now? (no)

    • The correct negative short answer is "No, they don't need money now."
    • A. No, they don't need money now.

35. Do I need to come tonight? (yes)

    • The correct affirmative short answer is "Yes, I need to come tonight."
    • A. Yes, I need to come tonight.

36. Does she need to bring the book? (yes)

    • The correct affirmative answer, despite the grammatical error in the option, is "Yes, she need to bring the book." (It should be "needs").
    • A. Yes, she need to bring the book.

37. Do you play football? (no)

    • The correct negative short answer is "No, you don't play football."
    • B. No, you don't play football.