（rise to；take on；back down；as a result of；on the rocks，take advantage of；
stick to；draw sth out of；bring out；make the most of；let go of；look forward to）
（1）The president refuses to

back down

back down

on this issue in the international meeting.
（2）You must

let go of

let go of

the idea that to be single is to be unhappy and unfulfilled.
（3）

As a result of

As a result of

their joint effort，the difficult situation changed into a favorable one.
（4）Now that you've got the chance，you might as well

make the most of

make the most of

it.
（5）The company has been

on the rocks

on the rocks

since the internet bubble was exploded.
（6）I managed to

stick to

stick to

the diet and keep off sweet foods.
（7）I'm going to

take advantage of

take advantage of

this tour to explore the history of the castle
（8）Pressure can

bring out

bring out

the worst in people.
（9）I can't

take on

take on

any extra work，for I'm too tired today.
（10）When you can

rise to

rise to

the challenges，you will have the chance to enjoy personal growth.