你听说过抖音没有?一款深受年轻人喜欢的小程序。
Have you ever ____________ ____________ TikTok， a video app popular among young people?
The students were having great fun in the park when it rained suddenly.（改为同义句）
The students were ____________ ____________ in the park when it rained suddenly.
Jim will come back from his vacation in two or three days.（对划线部分提问）
____________ ____________ will Jim come back from his vacation?
I can't tell you the ____________（completely correct or right）time. My watch goes a few minutes slower.
Belly, you should ____________（trust or be confident）in yourself. It is the first step to success.
It is a ____________（秘密）between you and me. Don't let others know it.
