Both parties must adhere ______ the terms of the contract.

I was alarmed_______his death.

A. by

B. at

C. upon

D. from

He is averse_______hard work.

A. on

B. to

C. at

D. from

I’m ________ sure of it as you are.

A. Quite

B. As

C. Perfectly

D. Very

What is the cause ____________ the problem?

A. of

B. on

C. about

D. in

It differs ______________ their last suggestion?

A. about

B. in

C. from

D. of