Wang Pin is an advanced worker in our company. He _______ for four years in Yangzhou University.
| A．studied | B．has studied | C．had studied | D．has been studying |
Tom said he had been working for three hours, _____ ,evidently, was untrue.
| A．he | B．this | C．it | D．which |
--May I use your cellphone?
---_____. We are good freinds
| A．No trouble at all. | B．Of course you may |
| C．You are welcome | D．It all depends |
_____his leg wounded accidentally, he still came to the meeting on time.
| A．In spite of | B．Because of | C．But for | D．Due to |
I could have called you for help, but I ____ your number.
| A．couldn’t remember | B．didn’t remember |
| C．should have remembered | D．hadn’t remembered |
How I wish I ____ the mistake! Everybody present was angry with me.
| A．didn’t make | B．hadn’t made | C．wouldn’t make | D．wasn’t making |