Everybody showed great respect to the old doctor, who devoted everything he had to _____ the poor conditions of the local hospital.

A．improving         B．improve           C．improved         D．being improved

It was only when I read this story for a second time ________to appreciate its beauty.

A．that did I begin     B．had I begun        C．then I began       D．that I began

Maybe all Americans realize that______ they expect to be next president will face lots of problems.

A．no matter who                         B．whoever

C．whomever                            D．no matter whom

There is no doubt，in my opinion， ________matters is not the speed，but the quality of the product.

A．that              B．which            C．what that          D．that what

Ｉstill remember the day when I said goodbye to my family, ________on the plane and started my journey to London.

A．to step           B．stepping          C．stepped           D．having stepped

As we have known from the map of the world，this is ________.

A．twice as large an island as that              B．twice as larger as that island

C．as twice large as that one                 D．twice as a large island as that

—Mom，Dad is smoking again!

—Well，let him cut it ________ gradually since old habits die hard.

A．off               B．down             C．up               D．out

-----Do you know whether they talked about their work or their family?

-----As  matter of fact，I couldn’t hear it clearly, as they talked in     whisper

A．the，a           B．the，the          C．a；a             D．a：/

A thief broke into the house at midnight, ______ the house in a mess.

A．left              B．to leave           C．leaving           D．having left

—How much is the T-shirt  ___________?

—65 dollars

A．worth            B．cost              C．worthy           D．worthwhile