_________ we don't stop climate change, many animals and plants in the world will be gone.
| A． |
Although |
B． |
While |
C． |
If |
D． |
Until |
My former class teacher asked me to go and see him whenever _________.
| A．I will be convenient |
| B．it will be convenient |
| C．I am convenient |
| D．it is convenient |
It was two days before my mother flew to New York ______I arrived home.
| A．when | B．that |
| C．after | D．since |
Can’t it be in the drawer ______ you put your credit card?
| A．where | B．in which |
| C．there | D．that |
It was about tenminutes after we arrived at a small village __________ itbeganto pourdown．
| A．when | B．where | C．that | D．how |
—Who should be responsible for the accident?
—The boss, not the workers. They just carry the orders _______.
| A．as told | B．as are told |
| C．as telling | D．as they told |