用方框中所给单词的适当形式填空,每个单词限用一次。
him, sleep, unless, secret, memorize |
He was so that he fell asleep soon.
You won’t get good grades ____________ you study hard.
Doing lots of listening practice is one of the ____________ of becoming a good learner.
_____ all the new words in this unit is a bit difficult for me.
With his mother’s help, Jim felt good about __________.