1 . 听下面一段较长对话，回答以下小题。
1. Where does the conversation take place?

A．In a coffeehouse.

B．In a company.

C．At the office.

2. Why does the woman take the part-time job?

A．Because She is a volunteer.

B．Because she is an English student.

C．Because she wants to improve oral English.

3. What can we know about the man?

A．He seldom comes here.

B．He wants some cookies.

C．He tries to improve his English.

4. What’s not allowed for the woman?

A．Accepting tips.

B．Talking with customers.

C．Speaking English.

2 . Napping is a common habit for many of us.     1    For example, it can improve memory and creativity. However, it can also have negative effects if done in the wrong way.

The ideal nap length, according to scientists, is 20 to 25 minutes. Any longer and you'll fall into a deeper sleep cycle, which lasts for about 90 minutes.     2    

There is a term for this short, effective nap: a power nap. It is a short sleep of 20 minutes or less which ends before the occurrence of deep slow-wave sleep, intended to quickly refresh the napper.

    3    Salvador Dali outlined tips for the one-second micro-nap, including sitting upright, key in hand and upturned plate beneath. Once asleep, the key will drop and the ensuing clang ensures instant revival.     4    

Exceptions to this include essential naps when sick, which are often longer because our bodies require more sleep when dealing with an illness.     5    This is because children have a higher sleep requirement than adults.

A．In fact, many celebrities in history are power nappers.

B．Napping brings us both positive and negative effects.

C．Take a nap between 1:00 and 2:30 instead of 3:00 or 4:00 p. m.

D．Albert Einstein deployed a similar technique, using a pencil instead of a key.

E．Napping has many benefits.

F．Also, fulfillment naps in children should not be limited to 20 minutes.

G．This means when you wake up you will experience “sleep inertia” (睡眠惰性) .