As is known to us all, _____ tiger is in _____ danger of becoming extinct.
| A．the, a | B．the, 不填 | C．a, 不填 | D．不填, the |
With more forests being destroyed, huge quantities of good earth ___________ each year.
| A．is washing away | B．is being washed away |
| C．are washing away | D．are being washed away |
It was not until dark _____ he found _____ he thought was the correct way to solve the problem．
| A．when; that | B．that; that | C．when; what | D．that; what |
“I hear Johnson was badly injured in the accident.”“_____ ,let’s go and see him.”
| A．What’s more | B．If so | C．Where possible | D．When necessary |
“We can't go out in this weather,”said Bob,out of the window.
| A．looking | B．to look | C．looked | D．having looked |
The film brought the hours back to me _________ I was taken good care of in that faraway village.
| A．until | B．that | C．when | D．where |