EXERCISE 111MAKE SENTENCES USING THE WORDS GIVEN. USING THAT- CLAUSE....

5. - BAI TAP TIENG ANH LOP 9 UNIT 6 THE ENVIRONMENT CO DAP AN

Lớp 9 BAI TAP TIENG ANH LOP 9 UNIT 6 THE ENVIRONMENT CO DAP AN

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5. It/ difficult/everyone doesn’t understand his explanation.ANSWER KEYS