The scientist made several discoveries, _________．

which we think are important

which we think that is important

we think which are important

which we think is important

Jack has gone to Australia, but I’m wondering why he _________ in such a hurry．

left

has left

leaves

was leaving

With all the magazines I needed _________, I left the post office．

buying

to buy

bought

to be bought

After graduation I went to Somalia．When I first set foot on _________ strange land, I didn’t know what the future had in _________ store for me．

不填; a

the; the

the; 不填

the; a

We like _________ on Sundays when the whole family get together talking and laughing．

this

that

it

those

I haven’t read _________ of the articles carefully, but I find that there is a striking similarity between them．

each

either

any

neither

It was in the stone house _________ was built as a school by local villagers ________ the boy finished his primary school．

which; that

that; where

which; where

that; which

His mother always tells him that he should be more careful, but _________ doesn't work．

which

she

he

it

Lily's mobile phone was left in a taxi accidentally, never _________ again．

to find

to be found

finding

being found

Not only I but also other workers _________ willing to have a rest after a week's work．

is

are

am

be