2. 我想象不出机器人长什么样子。

I can’t imagine.

1. 人们不能确定生活在火星上好不好。

People are not sure if it is good.

() 5. -— How do you like this house? — ! It’s everything I've been looking for.

   A. Terrible   B. Perfect   C. Awful   D. Delicious

() 4.  (2015 •镇江) 一-Three-D printing technology could be used to build a house in less than 24 hours. — It amazing. It's my first time to get to know the news.

   A. looks   B. smells   C. sounds   D. tastes

() 3. — Who will give us the speech on public manners? — Mr Brown,but I'm not sure.

   A. can   B. need   C. must   D. might

() 2. It’s very difficult for us Mars.

   A. to live   B. to live in   C. living on   D. to live on

() 1. Special boots make it to walk on Mars.

   A. easily   B. easy   C. well   D. probably

  用方框中所给动词的适当形式填空

  find  live   keep   sleep   wear

1. — How will you walk on Mars? — I need special boots.

2. I want out more about Chinese history.

3. Many young ladies like to wear fur clothes warm in winter.

4. I want to take the bag with me,Mum.

5. I d like to learn more about on Mars.

5. Not wearing a (a kind of hard hat that protects the head) while riding a motorbike is against the law in  China  now.

4. The (重力) on Mars is only about threeeighths of that on the Earth.