Young people will do their utmost to __________ their dreams.
查看答案
It is a waste to ________ good food.
A. throw away
B. throw in
The customers wondered why these items were sold ________ such a low price.
A. at
B. on
Hobbies and interests can __________ our afterschool life.
A. enlarge
B. enrich
It is surprising that he left without __________ good-bye to us yesterday.
A. say
B. saying
微信支付 
支付宝支付