When first ____ to the market, the products enjoyed great success.
| A．introducing | B．introduce | C．introduce | D．being introducing |
______ advertisement uses ______ words and pictures the advertisers think of to convince people to buy ______ product or________ service, or to believe in an idea.
| A．An; the; a; / | B．An; /; the; a |
| C．The; /; a; / | D．The; the; /; the |
–It’s a long time ___ I last saw you.
--Yes, and it will be two months ______ we can meet again.
| A．before; since | B．when; before | C．since; when | D．since ; before |
---Guess what! I have got the highest score in the final exam.
---- Great! You ______ worked very hard and put a lot of energy into it.
| A．must | B．must have | C．should | D．should have |
The manager says he needs an assistant that he can depend on to deal with the problems that may happen in his _______.
| A．presence | B．absence | C．distance | D．appearance |
Our teacher is clever and hardworking, but not very good at _______ his ideas to us.
| A．getting over | B．getting across | C．getting on | D．getting into |