Careful testing is necessary before any more experiments can continue with the exploring submarine.
A．needful
B．in need of
C．necessity
D．of necessity

Because this area has a high rate of crime and unemployment, there are only people moving out.
A．incentive
B．incident
C．incidence
D．initiative

Statements
Directions: In this part of the test, you will hear several short statements. These statements will be spoken ONLY ONCE, and you will not find them written on the paper, so you must listen carefully. When you hear a statement, read the answer choices and decide which one is closest in meaning to the statement you have heard. Then write the letter of the answer you have chosen in the corresponding space in your ANSWER BOOKLET.
听力原文：Diana is working as a sales person for an insurance company this summer. It is a tough job, and she gets to be outdoors from time to time, but the pay is descent.
（21)
A．Diana is fond of outdoor activities.
B．Diana is well-paid for her hard work.
C．Diana dislikes her job because it is tough.
D．Diana considers her income to be mediocre.

听力原文：W: What else has made a deep impression on you during your visit to America？
M: Hmm... I should say I'm a little surprised to see so many different kinds of ethnic restaurants in your country.
W: Yeah. In America, you can enjoy the cooking of different countries, such as that of China, Italy, India, and France.
M: Is it because immigrants miss the traditional foods of their native lands？
W: Not necessarily. Some of them open restaurants because they don't have the skills or qualifications to do anything else when they arrive in the US.
M: Are these ethnic restaurants also popular with native-born Americans？
W: Sure. Americans love to try new and unusual foods.
M: I see. No wonder it is sometimes a bit hard to find a "traditional" American restaurant.
W: You are right. When it comes to food and eating, America truly is a melting pot.
Q6. What impresses the man deeply during his visit in America？
（14)
A．The large number of immigrants there.
B．The variety of restaurants there.
C．Americans' love of unusual foods.
D．The especially big melting pot in America.

His______behavior. made everyone nervous. He was always rushing to open doors and perform. other small tasks, apologizing unnecessarily for any inconvenience that he might have caused.
A．oblivious
B．observant
C．obsequious
D．obsolescent

__ we have finished the book, we shall start doing some exercises.
A．For now
B．Since that
C．Now that
D．Since already