Our teacher said that light______ faster than sound.
| A．travel | B．travels | C．travelled | D．is travelling |
－My parents our home for a few hours when I arrived. I didn’t meet them.
－You could call them if you wanted to know where they were.
| A．have been away from | B．had been away from |
| C．had left | D．had gone |
－Where is Maria?
－She was noticed the library just now.
| A．enter | B．entered | C．to enter | D．was enter |
－We can’t achieve our dream we keep hard.
－I agree with you.
| A．until; work | B．if; working | C．unless; working | D．unless; work |
－Who’s that young man on the poster?
－Justin Bieber, excellent singer.
| A．a | B．an | C．the | D．/ |
－Why do you look so tired? －The noise upstairs made me the whole night.
| A．to make | B．wake | C．waking | D．awake |