John reached out in a hurry , the door .
| A．leaving ,unlocking | B．leaving , unlocked |
| C．left , unlocked | D．to leave , unlocking |
— Who should be responsible for the accident?
— The boss, not the workers. They just carry out the order ________.
| A．as told | B．as are told | C．as telling | D．as they told |
The village has developed a lot ________ we learned farming two years ago.
| A．when | B．which | C．that | D．where |
________ wants to stay in a hote
l has to pay their own way.
| A．Anyone | B．The one | C．Whoever | D．Who |
The field research will take Joan and Paul about five months; it will be a long time ________ we meet them again.
| A．after | B．before | C．since | D．when |
I just wonder ________ that makes him so excited.
| A．why it does | B．what he does | C．how it is | D．what it is |