This math problem is so hard that I can't ______ .Please give me some advice.
A. look out it
B. work it out
C. give it out
—?
—She is singing.
| A．Where is your sister |
| B．What is your sister doing |
| C．What does your sister do |
| D．Where is your sister singing |
—Does Ben have to take the subway to work?
—. He can also take the bus.
| A．Yes, he does | B．Yes, he has |
| C．No, he hasn’t | D．No, he doesn’t |
We students must these school rules. They are good for us.
| A．have | B．follow |
| C．take | D．finish |
It’s easy for my cousin tennis.
| A．play | B．to play |
| C．playing | D．plays |
—Have a good time on the weekend.
—.
| A．You, too | B．Yes, please |
| C．Sounds good | D．I’m not sure |