The fleet made several expeditions ________ the exploration was stopped．

when

before

while

since

The Tibetans have lived in the Himalayas for centuries and have adjusted to the conditions ________．

at such great height

at such a great height

on such great height

on such a great height

________ their return, they were praised as national heroes．

At

By

On

With

One of the man held the view ________ the book said was right．

that what

what that

that

whether

Have you nearly finished?Time ________．

is run out

has been run out

is running out

has run out of

Captain Cook commanded that all the goods ________ into the sea．

should throw

be thrown

threw

should thrown

________, they set out to break the record for cross-channel swimming．

Well equipped

Well equipping

Well equips

To equip well

I have ________ everything that happened, as I remember it．

set off

set on

set out

set down

________, he knows a lot．

A child as he is

A child as is he

Child as is he

Child as he is

－It's a long time since I saw my sister．

－________ her this weekend?

Why not visit

Why not to visit

Why not visiting

Why don't visit