Be careful when you _____ the road.
举一反三
- You can never be _________ careful when crossing this busy road.
- _____ when you cross the road. A: Do care B: Care C: Be careful D: To be careful
- Be () when you cross the road. A: careless B: beware C: careful D: carelessness
- Be careful when you _____ the road. A: cross B: walk C: across D: through
- Be careful when ______ the road. A: [A] crossing B: to cross C: cross