—Could you go to buy some drinks?
—____. I am busy washing the clothes.
| A．Sorry, I can’t | B．No, I didn’t |
| C．Yes, I could | D．All right |
—How long is the bridge?
—It's.
| A．300-meter-long | B．300-meters long |
| C．300 meters long | D．300 meter long |
Sheto an English program while her parentsTV.
| A．was listening; is watching |
| B．listened; were watching |
| C．was listening; watched |
| D．was listening; were watching |
Therea girl singing next door. Can't you hear her beautiful voice?
| A．must be | B．must have |
| C．can't be | D．can't have |
Bill thoughtnecessary to work with friends and share different ideas.
| A．it | B．they |
| C．them | D．him |
—Who reached the station on time?
—I! In fact, I arrived there 5 minutes earlier.
| A．was | B．reached |
| C．did | D．do |