—I worry about ______ enough time and energy to finish that job.—Don’t worry about it. I’ll help you!
______ is necessary _______ us ________learn English well.
You should read _______ the lights _______.
It’s _______ outside. Put on your thick coat to keep you_______.
You should give up _______basketball.
I read very slowly. I can’t spell some English words, _____.