The earth is the planet _______ provides us with everything we need，fresh air，clean water and so on．It's our duty to protect it．（ ）
| A． |
who |
B． |
that |
C． |
where |
In the following words，which underlined letter has a different sound from the others？（ ）
| A． |
drum |
B． |
husband |
C． |
pull |
Which of the following words has the same sound as the underlined letters of the word" theirs"？（ ）
| A． |
though |
B． |
third |
C． |
throat |
A survey（调查）about the activity Helping the Homeless Children was made in Lucy and Lily's class．They and their 48 classmates took an active part in this activity．According to the form below， students gave away school things．（ ）
|
Students |
Girls （clothes） |
Girls （school things） |
Boys （clothes） |
Boys （school things） |
|
Percentage（百分比） of the whole class |
28% |
20% |
22% |
|
| A． |
24 |
B． |
15 |
C． |
25 |
Nowadays，we don't have enough resources to use．So it's everyone's duty to save them for the future．To save resources，we should ．（ ）
①throw away a pencil without completely using it
②collect waste things for recycling
③go to school by bike instead of by car
④turn off the tap while brushing our teeth
⑤keep the lights on day and night．
| A． |
①②⑤ |
B． |
②③④ |
C． |
②④⑤ |
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