Read the passage and choose the best answer (根据以下内容,选择最恰当的答案)

How do people live in a very small lifeboat? Perhaps for weeks or months? They must be strong in every way. They must have hope -- they must want to live. But you cannot eat or drink hope.

You cannot drink sea water. Drink a lot of sea water -- you will quickly die. Sailors(水手)can drink rain water. They must catch rain in their boat. They must also catch fish and bird for food. Lifeboats do not often carry cooker, and so the sailors cannot cook their food. Raw fish and bird-meat are not very nice.

What do people think about in a lifeboat? They think about land, a warm bed, dry clothes, fresh water and food, food, food.

1.If you want to live in a lifeboat, you must _______.

A.be powerful in every way B.have sea water

C.have cooked fish and bird-meat D.have rain water

2.You cannot drink seawater because _______.

A.too much sea water will make you ill.

B.too much sea water will make you die.

C.sea water is nice but dangerous.

D.sea water is too sour to drink.

3.Which of the following is NOT true?

A.You can drink rain water in your lifeboat.

B.You can cook in your lifeboat.

C.You can catch fish for food.

D.You can catch birds for meat.

4.The sailors eat raw fish because _______.

A.it’s delicious B.it’s fresh and nice.

C.there is nothing to eat except raw fish. D.they like to eat raw fish

5.Lifeboat do not often carry _______ and so the sailors cannot cook their food.

A.cook B.cooker C.fresh water D.nice food

Hiking (徒步旅行) is a good way to exercise. Most people choose to hike in the countryside, in the forests, or in the mountains. They like to be close to nature and exercise to be healthy at the same time.

Would you like to go on a hike next vacation? Before you start, there are some points you have to know: a hike can take a few hours or weeks. If you are a beginner, you should start with a hike that you can finish in one day. As you get stronger, you can go on overnight hikes. Later you can go on longer hikes, which may last for days or weeks.

For safety reasons, hikers should hike with others. You should have one or two friends with you. However, if you decide to be alone, you’d better let someone know where you are going and when you will return. It is also a good idea to carry a map. It is necessary to take a back-pack(背包)while hiking. You can carry food, clothing and other things on your back in a pack. Back-packers can stay many days in places where there is no food to buy.

Answer the following questions:

1.Where do most people choose to hike in?

They choose to hike ______________.

2.What do hikers like to be at the same time?

They like to be _______ and _______ at the same time.

3.How should you start with a hike if you are a beginner?

We should start with a hike that _____________________.

4.Is it necessary to take a back-pack while hiking?

_______, _____________________.

5.For safety reasons, what should hikers do?

_________________________________________________.

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