A chance conversation with a stranger ________ lead a person to discover how little is known of other religions．

A．may

B．should

C．must

D．shall

Education is a lifelong process, ________ process that starts long before ________ start of school, and one that should be a necessary part of one’s entire life．

A．a, a

B．a, the

C．the, a

D．the, the

I am used to traveling by air and only on one occasion ________ frightened．

A．I have ever felt

B．I had ever felt

C．did I feel

D．had I ever felt

In ________ Sahara Desert, ________ rain is scarce, but in my hometown, there is ________ heavy rain now and then, and the river around the town rises a lot after heavy rains．

A．the; the; a;

B．the;/; a;

C．/;/;/;

D．the; the; a;

－Jasmine won't agree with you on that, you know．

－________?I don't care what she thinks．

A．So what

B．How come

C．what for

D．How so

Silver is the best conductor of electricity, copper ________ it closely．

A．followed

B．to follow

C．following

D．being followed

Most children in that country are educated at the public ________ while in this countrything s are quite opposite．

A．expense

B．pay

C．money

D．cost

He is seldom, if ________, late for class．

A．never

B．frequently

C．so

D．ever

Jack ________ an excuse for his being absent from school yesterday．

A．invented

B．created

C．discovered

D．made

It is around 100 years, as is known to all, ________ the first modern Olympic Games were held．

A．that

B．when

C．after

D．since