As there is less and less coal and oil, scientists are exploring new ways of making use of ______ energy, such as sunlight, wind and water for power and fuel.

试卷相关题目

• 1He's unlucky , and he's always suffering _____ luck one after another .

  A.a sick

  B.an ill

  C.sick

  D.ill

  开始考试点击查看答案
• 2Our attitude toward our teachers should be _____, but not slavish or superstitious.

  A.respectable

  B.respected

  C.respective

  D.respectful

  开始考试点击查看答案
• 3Peter’s jacket looked just the same as Jack’s, but it cost  _____ his.  

  A.as much twice as

  B.twice as much as

  C.much as twice as

  D.as twice much as

  开始考试点击查看答案
• 4 --It’s getting dark, but Mr．Johnson is still at his office． --No surprise．Who else can ______ he does?

  A.do less work than

  B.work as hardly as

  C.work as hard as

  D.be working hardly like

  开始考试点击查看答案
• 5At first driving requires a lot of concentration, but over time, it just becomes_____.

  A.authentic

  B.available

  C.automatic

  D.awake

  开始考试点击查看答案
• 6He visited the bookstore every week. He became such a____ customer that the bookseller gave him some books as presents.

  A.common

  B.normal

  C.usual

  D.ordinary

  开始考试点击查看答案
• 7Her skirt had been so _____ in packing that she had to iron it before going out.

  A.faded

  B.torn

  C.dirty

  D.crushed

  开始考试点击查看答案
• 8－Is your headache getting_____________?        －No, it’s worse.

  A.better

  B.bad

  C.less

  D.well

  开始考试点击查看答案
• 9The plane flew smoothly ______ in the sky and people spoke ______ of the experienced pilot.

  A.high；high

  B.highly；highly

  C.high；highly

  D.highly；high

  开始考试点击查看答案
• 10John is very _______  ——if he promises to do something he’ll do it .

  A.independent

  B.confident

  C.reliable

  D.flexible

  开始考试点击查看答案