题目内容
The European Union( 欧盟) has decided that peo-ple should stop using the Edison-style light bulb.Instead, they should use compact fluorescent lamps(CFLs 节能灯).
"CFLs save energy and last longer. They can savemoney in the long run," said a British official. CFLs use67% less electricity than the older bulbs. Scientists saythat if everyone used CFLs,electricity use would be cutby 18% . There would also be much less greenhouse ga-
But it's difficult to make people change their light-ing habits. Firstly,CFLs are more expensive. They cost 8times the prices of the older bulbs. Secondly,many peo-ple don't like the CFL bulb. They find it too bright.
CFLs have been around for several years. However,the older lights still make up about 2/3 of total light bulbsales.
( )1. Thomas Edison invented the CFL bulb 130 years ago.
( )2. Using CFLs helps protect the environment.
( )3.If you get an older bulb for l euro( 欧元) ,a CFL bulb will cost you 8 euros.
( )4. CFLs have been widely used for many years.
阅读理解
| A | B | O | AB |
A | A,O | A,B,O,AB | A,O | A,B,AB |
B | A,B,O,AB | B,O | B,O | A,B,AB |
O | A,O | B,O | O | A,B |
AB | A,B,AB | A,B,AB | A,B | A,B,AB |
【小题1】If both parents are blood type O, then their children must be _________.
A.blood type A | B.blood type B | C.blood type AB | D.blood type O |
A.any blood type | B.blood type A and B |
C.blood type AB and O | D.blood type A,B and AB |
A.blood type A | B.blood type AB | C.blood type O | D.blood type B |
A.blood type A and B | B.blood type A and AB |
C.blood type B and AB | D.blood type AB and AB |
A.blood type A | B.blood type B | C.blood type AB | D.blood type O |
阅读理解
|
A |
B |
O |
AB |
A |
A,O |
A,B,O,AB |
A,O |
A,B,AB |
B |
A,B,O,AB |
B,O |
B,O |
A,B,AB |
O |
A,O |
B,O |
O |
A,B |
AB |
A,B,AB |
A,B,AB |
A,B |
A,B,AB |
1.If both parents are blood type O, then their children must be _________.
A. blood type A B. blood type B C. blood type AB D. blood type O
2. If a father is blood type A and a mother is blood type B, then children’s blood types may be ________.
A. any blood type B. blood type A and B
C. blood type AB and O D. blood type A,B and AB
3.If both parents are blood type AB, then their children can NOT be ________.
A. blood type A B. blood type AB C. blood type O D. blood type B
4. If four children of the same parents are blood type A , B, O and AB, then their parents should be ________.
A. blood type A and B B. blood type A and AB
C. blood type B and AB D. blood type AB and AB
5. If one parent is blood type AB, and his or her nine children only get blood type A and B, then the other parent’s blood type is likely to be __________.
A. blood type A B. blood type B C. blood type AB D. blood type O