–Do you know the boy ___ is standing under the tree?-Yes, he is my friend, Peter.
Tell her _____________ the radio. A.turn down B.turning down C.to turn down
I feel it useful _________English. A.to learn B.learn C.learning
I prefer ________his new idea. A.try out B.to try out C.trying out
He wanted _________ an inventor . A.to be B.being C.is
___________ is better than to receive. A.To give B.Give C.Have given