Hot___the night air was,we slept deeply because we so tired after the long journey
| A．although |
| B．as |
| C．while |
| D．however |
The commander commanded that the soldiers at 9:00.
| A．arrived | B．arrive | C．would arrive | D．had arrived |
You had betterearly to avoid heavy rush hour traffic.
| A．set aside | B．set off | C．set up | D．set down |
He hadsupper with us yesterday.It’svery good supper.
| A．the;a | B．the;/ | C．/;the | D．/;a |
The World Wildlife Fund for nature(WWF)says that we will be punished if no measuresto control climate change.
| A．are taken | B．will take | C．had taken | D．was taken |
—The big clock has been used for many years.
—Well,it doesn’t work well occasionally.
| A．that’s because | B．it’s no wonder that |
| C．there’s no doubt if | D．it’s unlikely that |