—We weren’t sure which way to go.In the end,we turned right.
—You the wrong way.You left.
| A．had gone;must have turned |
| B．went;must turn |
| C．have gone;would have turned |
| D．went;should have turned |
------Mum，can I go out to play with Tom for just a while ？
------ _______ and do what you like．
| A．No way | B．Go ahead | C．It depends | D．Don’t worry |
In order to reduce the increasing prices of vegetables , the toll(过路费)if a truck carrying them passes through a toll station .
| A．cancels | B．is cancelled | C．was cancelled | D．had been cancelled |
——It was the drug，not the disease，that killed the boy.
——He would be still alive today if he ________ that drug.
| A．not take | B．shouldn’t have taken |
| C．didn’t take | D．hadn’t taken |
----.Let’s go to find our manager in his office.
----It’s so late at night .He be there . Let’s make it another day .
| A．can’t | B．needn’t | C．mustn’t | D．ought not to have been |
The new system is better _________ it provides faster access to the Internet.
| A．in that | B．in which | C．that | D．where |