THAT CARCINOGENIC SUBSTANCES ________ IN MANY COMMON HOUSEHOLD ITEMS IS WELL KNOWN

Question

94. That carcinogenic substances ________ in many common household items is well known. A. are containing  B. contained  C. containing  D. are contained

Answer

94. That carcinogenic substances ________ in many common household items is well known. A. are containing  B. contained  C. containing  D. are contained

THAT CARCINOGENIC SUBSTANCES ________ IN MANY COMMON HOUSEHOLD ITEMS IS WELL KNOWN

94. That carcinogenic substances ________ in many common household items is well known.

A. are containing B. contained C. containing D. are contained

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