Since we had nothing else to do, we decided to go for a walk.
A.Having nothing else to do, we decided to go for a walk.
B.Have nothing else to do, we decided to go for a walk.
C.Since having nothing else to do, we decided to go for a walk.
D.Because having nothing else to do, we decided to go for a walk.

It’s possible that she didn’t hear what I said.
A.She may not hear what I said
B.She might not hear what I said
C.She may not have hear what I said.
D.She might have not heard what I said.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
The boy has a collection of _______.
A.old valuable Australian postage stamp
B.old Australian valuable postage stamp
C.valuable Australian old postage stamp
D.valuable old Australian postage stamp

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
_______ one day by a passing car, the dog never walked properly again.
A.Having injured
B.To be injured
C.Injured
D.Injuring

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
It's very important that we _______ as soon as there's any change in the patient's condition.
A.be notified
B.being notified
C.be it notified
D.were notified

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
_______, she managed to hide her feelings.
A.If she would feel jealous
B.In case she felt jealous
C.However jealous she felt
D.Despite of her being jealous

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Why not look up the new word in a dictionary _______ you don’t know it?
A.though
B.that
C.if
D.whether

A.controlled
B.returned
C.formed
D.convinced

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Some must have taken my keys. I clearly remember ______ them by the window and now they are nowhere to be seen.
A.to be leaving
B.to have left
C.to leave
D.leaving

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
We _______ in silence when he suddenly ________ me to help him.
A.walked - was asking
B.were walking - asked
C.were walking - was asking
D.walked - asked