There are many skirts in this shop. she can't choose .
| A．what to buy | B．which one to buy |
| C．to buy which one | D．to buy which |
—What does the symbol “<” mean? —It means “______”.
| A．plus | B．degree | C．smaller than | D．more |
We think Betty the best student. The sentence structure is ______.
| A．S+V+IO+DO | B．S+V | C．S+V+DO+OC | D．S+V+P |
The 80-year-old man lives______, but he doesn’t feel______.
| A．alone; lonely | B．alone; alone |
| C．lonely; lonely | D．lonely; alone |
I’m sorry I’m late again______ the heavy rain.
| A．as | B．so | C．because | D．because of |
Everyone should do something ______ wild animals.
| A．to protect | B．protecting | C．protect | D．to protecting |