Giá trị của biểu thức M = (4/9 - 7/11) - 4/9 - 3/9
 

IV. Rearrange the words to complete the sentences.

1. your/ plastic/ Reuse/ bags.

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2. water bottles/ reusable/plastic ones/ instead of/ .

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3. recycling/ in/ every/ Put/ bins/ classroom.

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4. pencils/ refillable/ pens/ Use/ and.

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5. to /forget/ make/ before/ Don’t/ to/ you/ school/ go/ the bed.

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