-----I stayed up late last night preparing the speech.

-----__________ you look so tired today.

A．No doubt          B．No problem        C．No time           D．No wonder

_______ cleaning the yard and making up the beds for the old, we also read newspapers for them and had chats with them.  

A．Except for         B．Rather than        C．Apart from        D．Instead of

It was in the lab_________was taken charge of by Johnson_________they did the experiment.

A．where; which      B．which; that        C．which; which       D．that; which

____________ many times, but he still couldn’t understand it.

A．Though he had been told                 B．Having been told

C．Having told                            D．He had been told

—What about the student in your class, Mr. Wang?

—The doctor said that ________ sleep caused him poor memory and poor concentration.

A．lacking of         B．lacked in          C．lacking            D．lack for

A true gentleman is always _______ with himself and tolerant with others.

A．strict             B．cautious           C．enthusiastic        D．positive

________we went to visit Professor Smith, he________his research work.

A．The first time; devoted to                 B．Whenever; was concentrate on

C．For the first time; was busy with            D．Each time; was absorbed in

_____ to the party, Joan was greatly hurt.

A．Having not been invited.                  B．Having not invited

C．Not having been invited                  D．Not having invited

My point is that you must do ____________ is best for you.

A．whatever         B．however          C．no matter what     D．no matter how

This picture was taken a long time ago. I wonder if you can ________ my father.

A．find out           B．look out           C．speak out         D．pick out