51.Do you know ___ the repairs?

51.Do you know ___ the repairs?
(A) to do (B) how to do (C) to make (D) how to make
52.____a foreign language needs hard work,
(A) Master (B) Masters (C) Mastered (D) Mastering
53.George helped tile examination.
(A) my passing (B) me to pass (C) for me to pass (D) that I passed
54.I've heard him about you often.
(A) spoke (B) speaks (C) speak (D) to speak
55.He ordered the room ____.
(A) to sweep (B) sweeping (C) to be swept (D) swept
56.I hope you don't ___ mind this evening.
(A) going on foot (B) go on foot (C) will go on foot (D) to go on foot
57.This room is quite comfortable____.
(A) living in (B) lived in (C) to live in (D) to live
58.The coffee was too hot___to drink.
(A) to him (B) for (C) for him (D) for to him
59.He didn't know___or stay at home.
(A) to go (B) if that he should go (C) if to go (D) whether to go
60.He is always the first one___to school.
(A) to go (B) went (C) going (D) gone
61.It is a pleasure to watch the face of a(n) ___ baby.
(A) asleep (B) sleep (C) sleeping (D) slept
62.Who is the girl ___ the teacher's question?
(A) answer (B) to answer (C) answering (D) answered
63.They keep on ___ us letters.
(A) to send (B) send (C) sending (D) sent
64.I made him ___ what I had told him.
(A) repeating (B) that he repeated (C) repeat (D) to repeat