Kelly’s main job is _____ the message about protecting the environment.A. helping spread B. to help spreading C. to help spread
Everyone knows that Taiwan belongs _____ China.
--Would you mind my ______ the window?” --“ ______. But don’t do it now.”
Don’t worry. All the children will_____ arrive at school on time tomorrow.
The sentence structure of “They painted the walls white” is _____________.
The camera is too expensive ________.