Last night Mr. Crook didn’t come back at the usual time. ______, he met some friends and atayed out unitl midnght.

A. Meanwhile      B.However       C.Instead            D.Yet

The task is too much for me, so I can’t carry on ______any longer. I must get some help.

A. singly         B.simply        C.alone       D.lonely

Attention, coffee lovers! We have for you, the best coffee machine _____ invented.

     A. ever           B. already            C. even           D. nowadays

He found it increasingly difficult to read, ______ his eyesight was beginning to fail.

A. though         B. for        C. but          D so

The journey around the world took the old sailor nine months, _____ the sailing time was 226 days.

 A. of which    B. during which    C. from which    D. for which

          the fact that he is a star on stage now, this young man is still shy and talks little.

A．By means of B．In spite of C．In face of   D．Apart from

1 feel that one of my main duties ______ a teacher is to help the students to become better learners.

A. for                  B. by               C. as                D. with

Rachel’s explanation was so confusing that no one could make any        of it.

   A. meaning      B. message   C. sense    D. information

-- Ann is in hospital.

-- Oh, really? I _      _   know. I           go and visit her.

A. didn’t; am going to                        B. don’t; would

C. don’t; will                               D. didn't; will

-- Could you be so kind as to close the window?

--                      

A. With pleasure                          B. Go ahead

C. Yes, please                             D. That's OK