Everyone should play a part_____the earth.
| A．to save | B．saved |
| C．for saving | D．in saving |
Liu Xi's father kept on____although he was tired.
| A．to sleep | B．sleeping | C．to work | D．working |
Mrs. Green promised____all she can to help us.
| A．knowing | B．to know | C．doing | D．to do |
Teddy enjoys with his friends.
| A．playing basketball |
| B．play basketball |
| C．to play basketball |
| D．to playing basketball |
Tom expects __________something from the TV show.
A. to learn B. learning C. learned
____________can help you keep healthy.
| A．Do exercise | B．Doing exercise |
| C．Does exercise | D．Exercises |
What about ______ a party? Good idea.
| A．have | B．to have |
| C．having | D．has |
We all think _______ necessary ________to the teacher carefully in class.
A it; listening B. that; to listen
C. it’s; listen D. it; to listen
She devotes as much time as she could __________ the patients.
| A．to saving | B．to save | C．saved | D．in saving |
It’s too cold today. Tell him__________the window.
| A．don’t open | B．not open |
| C．not to open | D．not opening |
They planned ____ to Sanya by plane.
| A．to go | B．go | C．going | D．to going |
He devoted his lifetime _____ it possible for women _____ better education.
| A．to make；to receive | B．to make；to receiving |
| C．to making; to receive | D．to making; receive |
He was brave enough _________ for the school volleyball team and succeeded.
| A．try out | B．to try on |
| C．to try out | D．to try |
There are many birds ________ among the trees.
A. flying B. fly C. to fly
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