Put the medicine ________ you can easily get it．

so that

where

which

there

You like sports ________ I'd like to read．

when

while

but

yet

You will be late ________ you leave immediately．

unless

until

if

or

It shames me to say it, but I told a lie when ________ at the meeting by my boss．

questioning

having questioned

questioned

to be questioned

When first ________ to the market, these products enjoyed great success．

introducing

introduced

introduce

being introduced

________ to take this adventure course will certainly learn a lot of useful skills．

Brave enough students

Enough brave students

Students brave enough

Students enough brave

________, some famous scientists have the qualities of being both careful and careless．

Strangely enough

Enough strangely

Strange enough

Enough strange

Helen always helps her mother even though going to school ________ most of her days．

takes up

makes up

saves up

puts up

Why do you want a new job ________ you've got such a good one already?

that

which

which

when

________ to take this adventure course will certainly learn a lot of useful skills．

Brave enough students

Enough brave students

Students brave enough

Students enough brave