The hotel wanted to charge 50$ for the room service, but we couldn’t ______ to live in such an expensive hotel.
| A．spend | B．afford |
| C．charge | D．pay |
11. The little boy likes plane models very much. He wants to be a _______and fly a plane into the sky when he grows up.
| A．driver | B．pilot | C．designer | D．producer |
Now more and more people prefer to have a _________ at home---a little dog, a cat or some other animals.
| A．habit | B．hobby | C．parrot | D．pet |
TV home shopping has changed the way of shopping and the ____ of people's family life in some way.
| A．meaning | B．structure | C．pattern | D．tense |
In Paris nowadays, we may see musicians performing in the streets to ______.
| A．audiences | B．visitors | C．travelers | D．passers-by |
There are 5 _______ in the passage about nanometer(纳米)technology we have just read. Please tell me the general meaning of the first one.
| A．persons | B．paragraphs | C．articles | D．units |