Natural World/ Modal verbs

Which place is it?

• cave

• canon

• canyon

• mountain

Which place is it?

• camping

• campsite

• park

• forest

Điền động từ khuyết thiếu để hoàn thành câu :

You ______ go to bed and sleep.

• can

• must

• should

I ______ see you, it's too dark

• can't

• can

• don't have to

• mustn't

If you (be)____ free, I will tell you the truth

• are

• am

• is

• is not

Đâu là "Tự nhiên" trong tiếng anh?

• Pollute

• Recycle

• Natural

• Invite

What is this?

đi bộ đường dài = go ..............................

1. I…………… cross this bridge. It's closed.

• don't have to

• have to

• must

• mustn't

1. We……………be late. The train will leave in 10 minutes.

• must

• don't have to

• have to

• mustn't