Section CChoose the best answer to complete each sentence.1. He ________ swim before. Now he can.
A. can
B. could
C. couldn’t
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2. Lucy is a good girl, and she always behaves ________.
A. totally
B. politely
C. lonely
3. ________ you wait for me a moment?
Are
B. Can
C. Do
The man fell into the pool________, and he was wet.
A. totally
B. lonely
C. politely
She look tired. She needs some tips to deal with ________.
A. stress
B. energy
C. symptom