We'll do whatever we can ________ you this term.

A. to helpB. helpC. helpingD. to be helped

He was seen ________ football with his classmates there.

A. playB. to playC. playedD. being played

They did nothing but ________ silent.

A. to keepB. keepingC. keptD. keep

With time ________ by, they got to know each other better.

A. passesB. passingC. passedD. to be passed

________ by the policeman, Ciara Judge gave some information.

A. AskingB. AskedC. To be askedD. Ask

The problems are too complex ________ easily.

A. to be solvedB. to solveC. solvedD. solving

Over the past half century, ________ chemical fertilizers has become very common in farming.

A. having usedB. useC. usedD. using

The child enjoyed ________ after outside.

A. to lookB. to be lookedC. being lookedD. looking

The explorer could not even strike a match, ________ after the long journey on the freezing day.

A. to freezeB. freezingC. frozenD. to be frozen

Finally he succeeded ________ the field.

A. enterB. enteringC. to enterD. having entered