If everyone makes a ___________ to protecting the environment, the world will become much more beautiful.
A. communication B. Competition
C. contribution D. Conversation
Keep quiet, please! You must know talking loudly________ in the reading room.
A. is not allowed B. is allowed
C. doesn’t allow D. Allows
These new types of energy from the sun, wind and water cost very little and will never ________.
A. run out B. wash out
C. wear out D. put out
— May Day is coming up. Have you decided ________?
— I’m planning to go on a trip to Hangzhou.
A. when you’re going to spend it
B. how often are you going to spend it
C. where you’re going to spend it
D. how are you going to spend it
It’s much easier for us to become friends________ we share similar interests.
A. unless B. when C. even though D. so that
— What do you think of the TV show “I’m a Singer” last Friday?
— Wonderful! I don’t think I can see a ________ one.
A. bad B. worse C. good D. better
