1 . 听下面一段独白，回答以下小题。
1. What did the speaker do before the year 2012?

A．A fitness coach.

B．A chess player.

C．A marathon runner.

2. Why was the 2016 Olympics important for the speaker?

A．He was motivated by Bolt.

B．He broke a world record.

C．He won fifth place.

3. Which is the hardest for the speaker?

A．Getting over an injury.

B．Doing strength training.

C．Representing Botswana.

4. What is the speaker mainly talking about?

A．His plan to go for the gold.

B．His experience on the track.

C．His love for his home country.

2 . 听下面一段独白，回答以下小题。
1. What did the scientists do to the road？

A．They repaired it.

B．They painted it.

C．They blocked it

2. Why are young birds drawn to the road surface？

A．It's warm.

B．It's brown.

C．It's smooth.

3. What is the purpose of the scientists' experiment？

A．To keep the birds there for a whole year.

B．To help students study the birds well.

C．To prevent the birds from being killed.

3 . 听第10段材料，回答第17至20题。
1. How many lab sessions will the students have every week?

A．One

B．Two

C．Three

2. What are the students allowed to wear in the lab ?

A．Long scarves

B．Loose clothes

C．Tennis shoes

3. Why should the students avoid mixing liquid with paper?

A．It may cause a fire

B．It may create waste

C．It may produce pollution

4. What does the speaker mainly talk about?

A．Grades the student will receive

B．Rules the students should follow

C．Experiments the students will do.

4 . 听第10段材料，回答第17至20题。
1. When did it rain last time in Juárez?

A．Three days ago.

B．A month ago.

C．A year ago.

2. What season is it in Juárez?

A．Spring.

B．Summer.

C．Autumn.

3. What are the elderly advised to do?

A．Take a walk in the afternoon.

B．Keep their homes cool.

C．Drink plenty of water.

4. What is the speaker doing?

A．Hosting a radio program.

B．Conducting a seminar.

C．Forecasting the weather.

5 . 听第9段材料，回答第13至16题。
1. Why is Bill going to Germany?

A．To work on a project.

B．To study German.

C．To start a new company.

2. What did the woman dislike about Germany?

A．The weather.

B．The food.

C．The schools.

3. What does Bill hope to do about his family?

A．Bring them to Germany.

B．Leave them in England.

C．Visit them in a few months.

4. What is the probable relationship between the speakers?

A．Fellow-travelers.

B．Colleagues.

C．Classmates.