_____ that there would be a traffic jam, I started earlier than usual.
A. To think
B. Thought
C. It was thought
D. Thinking
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John watched the children ______ sandcastles.
A. built
B. build
C. to build
D. being built
I don’t ______ the document.
A. recall seeing
B. recall to see
C. recall to be seen
D. recall to have seen
Schools will ______ to make sure that these children are found and punished.
A. take feet
B. take up
C. take on
D. take steps
There are so many students ______ books in the library every day.
A. read
B. reading
C. being read
D. having read