你想自己擦窗户,你说:A. Let’s clean the desk. B. Let me clean the chair. C. Let me clean the window.
Little seeds grow up ____________ plants and trees. A. to B. to be C. be
Leaves make food ____________ the plant. A. for B. to C. of
I go to school ____________ bike. A. in B. by C. on
A girl is ____________ a picture of nature. A. looking B. look at C. looking at
Most everything in this world ____________ air and sunlight. A. need B. needs C. needes