面对困难时如果你不放弃,你就应该为自己感到骄做。
If you never give up when in trouble, you should be________ ________yourself.
Our school is going to________ (修建) a new library next month.
To sit________ (舒适地), passengers aren't supposed to eat or drink on the subway.
Thank you for giving me the useful________ (建议)to learn English.
The more you think about others, the more________ (有帮助的)you will be.
For modern society, the computer is a great________ (发明)。
