Among all these books， of them are for children to read．（ ）
A．three fifthB．three fifths
C．threes fifth
______teenagers are becoming the "Head﹣down Tribe"（低头族）． It's bad．（ ）
| A． |
Too many； much too |
B． |
Too much； too much |
| C． |
Much too； too much |
D． |
Too many； too much |
Ms．Yang felt so tired that she fell asleep she lay down on the bed．（ ）
| A． |
ever since |
B． |
unless |
| C． |
as soon as |
D． |
even though |
﹣How many gifts do you expect to get on your birthday？
﹣The more，the ．（ ）
| A． |
sixteenth； better |
B． |
sixteenth； best |
| C． |
sixteen； better |
D． |
sixteen； best |
4G Internet makes it possible for us to ____ the information easily and quickly．（ ）
| A． |
look like |
B． |
look after |
| C． |
look around |
D． |
look through |
Some people dress in bloody shark suits．They tell people shark fins to protect the sharks．（ ）
| A． |
them； eat |
| B． |
ourselves； to eat |
| C． |
us； no eat |
| D． |
themselves； not to eat |