My brother usually _____ his classroom after school. But now he _____ basketball.
| A．cleans; plays | B．is cleaning; plays |
| C．cleans; is playing | D．is cleaning; is playing |
animals are in danger and there will bespace for them if we don’t take any actions.
| A．More and more, more and more | B．Less and less, less and less |
| C．More and more, less and less | D．Less and less, more and more |
——The birdwatching is very boring, isn’t it?
——_____________ . I only see few birds.
| A．Yes, it isn’t | B．Yes, it is. | C．No, it is. | D．No, it isn’t. |
Many birds are out of ____________ now, because we have done a lot of things to protect __________ birds.
| A．dangerous; endangered | B．danger; dangerous |
| C．endangered; danger | D．danger; endangered |
——_____________ does she weigh? ——Her ______________ is 50kg.
| A．How heavy; weigh | B．How many; weight |
| C．How much; weight | D．How much; weigh |
The sentence structure of “Teachers ask me to finish the homework on time” is ____________.
| A．S+V+DO | B．S+V+IO+DO | C．S+V+DO+OC | D．S+V+P |