根据提示填空（每空一词）
如果你有问题，你应该跟其他人聊聊。
If you have problems, you ____ talk to other people.

根据提示填空（每空一词）
____ ____(is) sad if you fail the exam.

根据提示填空（每空一词）
Please let me know if he ____(come) back.

根据提示填空（每空一词）
Alice ____ ____(is) late for school if she ____ ____(not, get) up early.

用if, unless, as long as选词填空
Your handwriting will certainly improve____ you practice it every day.

用if, unless, as long as选词填空
To help others is more valuable than anything else. ____ we show our love and care to others, the world will be full of happiness and pleasure.

用if, unless, as long as选词填空
—Do you like sports?
—Yes, I do some running in the park every day ____ the weather is terrible.

Something        if they have the party tomorrow.

If there        no buying and selling of animals, there         no killing in nature.

—Lucy, what about going camping if it        tomorrow?
—Sounds great!