I would have come earlier, but I _____ that you were waiting for me．
| A．didn’t know | B．hadn’t known |
| C．haven’t known | D．wouldn’t have known |
They wanted to charge $ 5, 000 for the car ,______ we managed to bring the price down .
| A．but | B．so | C．when | D．since |
—What would you do if it ______ tomorrow ?
—We have to carry it on , since we’ve got everything ready .
| A．rain | B．rains | C．will rain | D．is raining |
My parents will move back into town in a year or _______ .
| A．later | B．after | C．so | D．about |
It wasn’t until nearly a month later _______ I received the manager’s reply .
| A．since | B．when | C．as | D．that |
It wasn’t until nearly a month later _______ I received the manager’s reply .
| A．since | B．when | C．as | D．that |