It’s difficult _____ your sound because the noise is too high.
| A．to listen | B．to know | C．to learn | D．to hear |
What does the sign
mean?
| A．No parking. | B．No pho tos. |
| C．No eating. | D．No smoking. |
— Don’t run through the red light. That’s the traffic law.
— OK，I won’t.
| A．across | B．against | C．below | D．Past |
Thomas Edison was such a great person who never that he made so many great inventions all his life.
| A．took up | B．thought up | C．made up | D．gave up |
— You’re in a hurry. Where are you going?
— To Wanda Square. Mom for us outside.
| A．waits | B．waited | C．is waiting | D．was waiting |
Whenever Mary hears something interesting, she can’t keep it to and wants to share it with me.
| A．she | B．her | C．hers | D．Herself |