He rang me up ____ he heard of his brother's arrival.

A.as 　　　　　　　　　　 B. while 　　　　　　　　　　　　　 C. when 　　　　　　　　　　　　　 D. since

We were told that we should follow the main road ____ we reached the central railway station.

A.whenever 　　　　　　　　 B. until 　　　　　　　　　　 C. while 　　　　　　　　　　　　　 D. wherever

--So how is your roommate?

--She really ____. She's always making loud noises at midnight and when I remind her, she always makes rude remarks.

A.turns me over 　　　　　 B. turns me down　 　　　

C. turns me off D. turns me out

The old lady was seriously ill for a time, but she managed to ____ with careful nursing in hospital.

A.pull through 　　　　　　 B. pull down 　　　　　　　　　　 C. pull in 　　　　　　　　　 D. pull up

The train was ____ when we hurriedly got to the platform.

pull on                 B. pulling off                C. pulling round           D. pulling out       

The ____ to the settlement of the question lies in the unity.

point                           B. answer                   C. key                       D. tie

"You can't have this football back ____ you promise not to kick it at my cat again." the old man said firmly.

A.because 　　　　　　　　　 B. since 　　　　　　　　　　　　　 C. when 　　　　　　　　　　　　　 D. until

This little boy is a rare ____ as a pianist.

A.expert B. authority 　　　 　　　 C. skill 　　　 D. talent

While watching television, ____.

A.the doorbell rang B. the doorbell rings 　　　　　

C. we heard the doorbell ring D. we heard the doorbell rings

We thought there were 35 students in the dining hall, ____, in fact, there were 40.

A.while B. whether C. what D. which