[ Grammar ]
The children _____________left alone. They are too young to look after themselves.
A. mustn’t
B. mustn’t to be
C. shouldn’t be
D. shouldn’t to be

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Ed and Ing Endings › ViewWhy do you always look so _____? Is your life really that bad?
A. amazed
B. amazing
C. worrying
D. worried
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He __________ to fix the car for several hours when I called him.
A. had been trying
B. tried
C. is trying
D. has been trying
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A. Two
B. To
C. Too
Subject Verb Agreement › View
Your trousers _____ to be cleaned.
A. needs
B. need
