A lot of research and studies have shown that Trench oil, taken out from kitchen waste, _____

A lot of research and studies have shown that Trench oil, taken out from kitchen waste, ______ the increase of cancers.

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results from

attends to

contributes to

devotes to

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He will _____ our class to sing at the school singing contest.

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take place of

stand for

represent

representative of

The film is well worth _________.

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seeing

to see

of seeing

seen

Throwing their hats into the air, the fans of the winning team _____ loud shouts of victory.

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let down

let in

let go

let out

I think John will           a good monitor, so I’d like to vote for him.

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turn

change

elect

make

The pain is gone after weeks of the operation, but the scar _____.

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stops

remains

pauses

leaves

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