My keys are in my bag. keys under that desk aren’t mine.

The road back home may be difficult before the Spring Festival, ______ the desire to get together with family members can never be stopped.

We didn’t go out because it ________ heavily last night.

Everyone should help save the planet. — Yeah. I’ve stopped ______ plastic bags when shopping.

The West lake is so beautiful. I want to stay in Hangzhou for _______ two days.