20．—Though it is 30 years _____ we last met, I still remember the scene _____ we got separated on a rainy day.
| A．since; where | B．before; which | C．since; when | D．before; where |
Do you think shopping online will ______ take the place of shopping in stores?
| A．especially | B．frequently | C．merely | D．finally |
--- Would you like to go to the cinema with me tonight?
---___________.
| A．No, I won’t be free | B．Thanks a lot |
| C．I’d love to, but I’m not free | D．I’m sorry to hear that |
—Mary，new copies of 《Harry Potter》 are on sale now．
—Great! Let’s go and buythis afternoon．
| A．it | B．that | C．any | D．one |
一How did you find your visit to Qingdao，Joanna?．
—．
| A．Oh．wonderful indeed | B．I went there alone |
| C．First by train and then by ship | D．A guide showed me the way |
I don’t like the pattern of the trousers. ____ , the color doesn’t suit me.
| A．However | B．Instead | C．Besides | D．But |