BEFORE THE INVENTION OF SPECIAL BREATHING EQUIPMENT,MAN COULDN'T SW...

Question

3. Before the invention of special breathing equipment,man couldn't swim freely underwater.

Accepted Answer

NĂM HỌC: 2010-2011 I. Pronunciation (1pt) (0,25 x 4 = 1pt) 1. C fitted 2. B dirty 3. D disease 4. B gather II. Choose the correct answer to complete each of the following sente...

BEFORE THE INVENTION OF SPECIAL BREATHING EQUIPMENT,MAN COULDN'T SW...

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