________ worries me the way he keeps changing his mind．

This

That

What

It

At the end of the meeting, it was announced that an argument ________．

has been reached

had been reached

has reached

had reached

－Did you see a man in black pass by just now?

－No, sir．I ________ a newspaper．

read

was reading

would read

am reading

You can only be sure of ________ you have at present, but cannot be sure of something ________ you might get in the future．

that; that

what;/

which; that

/; that

The sheep keeper ________ the number of his sheep to make sure none of them were lost．

tested

examined

checked

observed

Mr．Smith owns ________ collection of coins than anyone else I have ever met．

larger

a larger

the larger

a large

The room although ________ to be kept locked, was left open．

hoped

suggested

supposed

demanded

As the light turned green, I stood for a moment, not ________, and asked myself what I was going to do．

moved

moving

to move

being moved

So difficult ________ it to live in an English-speaking country that I determined to learn English well．

I have felt

have I felt

I did feel

did I feel

You can fly to Japan this morning ________ you don’t mind changing planes in Hong Kong．

provided

because

unless

so far as