Complete the following statements with proper words or expressions according to the course book. “Bad-mouth” used as a verb can take the past tense marker -ed, e.g. He bad-mouthed me. This example shows a compound tends to play a single ( )rol

Complete the following statements with proper words or expressions according to the course book. “Bad-mouth” used as a verb can take the past tense marker -ed, e.g. He bad-mouthed me. This example shows a compound tends to play a single ( )role in a sentence.

GRAMMATICAL