—Can you help me with my homework , David ? —______________
A．No problem. B．You are welcome. C．Thank you . D．That’s right.
—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
