1. A hummingbird (beat) =-. its wings 50 to 200 times per second.

2. It (not, rain) ==.. here since January.

3. Look! The man (run) hurriedly. He may miss the rain.

4. Trang (buy) =-... new shoes 3 week ago, but she (not wear) == them since then.

5. There is a big hole in the bottom of the boat. It is qickly full of water. It (sink)=--..

6. the vegetables (plant) =--.. in the garden.

7. (You finish) =--.. your homework by 10 tonight?

8. Toan (take) =- a shower when you (phone) =-... last night.

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