If you _________the instructions carefully, you wouldn't have answered the wrong question.
A.had read
B.will read
C.read
D.have read

They had a ______ last night and now they're not on speaking terms with each other.
A.trouble
B.difficulty
C.quarrel
D.mess

If I stayed at home, I ______ my flowers.
A.would water
B.would have watered
C.will water
D.watere

Choose the underlined part among A, B, C or D that needs correction.If there were (A) enough water (B), the rice fields could have been (C) more productive (D).
A.could have been (C)
B.productive (D)
C.enough water (B)
D.were (A)

If someone walk (A) in here with (B) a gun, I would be (C) very frightened (D).
A.walk (A)
B.would be (C)
C.frightened (D)
D.with (B)

Choose the sentence which has the same meaning as the given one.He didn’t revise all his lessons, he failed the exam.
A.If he had revised all his lessons, he wouldn’t have failed the exam.
B.If he had had revised all his lessons, he wouldn’t failed the exam.
C.If he revised all his lessons, he wouldn’t have failed the exam.
D.If he would have revised all his lessons, he wouldn’t failed the exam.

Unless (A) we leave a bowl of (B) water under (C) the sun, it will (D) evaporate.
A.a bowl of (B)
B.will (D)
C.Unless (A)
D.under (C)

If you had left (A) the car unlocked (B), it would (C) have be (D) stolen.
A.unlocked (B)
B.be (D)
C.left (A)
D.would (C)

If you stay up (A) late the previous (B) night, you to feel (C) sleepy the next (D) morning.
A.stay up (A)
B.the next (D)
C.the previous (B)
D.to feel (C)

If I were you, I ______ to apologize.
A.would have called
B.call
C.would call
D.will call