Though my grandpa is 60, he’s full of ______ energy and like a young man.
A. a B. 不填 C. an
I want to stop him ________ the window . It’s cold outside.
A. to close
B. from close
C. closing
Boys and girls, keep_____!We should always keep our classroom_____.
A.trying,cleaning
B. try,cleaned
C.trying,clean
You needn’t read today’s newspaper. There is ______in it.
A.nothing interesting
B. interesting nothing
C.something interesting
Could you please ____me ____my English?
A. helping ; to
B. help; to
C. help; with