staff scare precious principle passive sharp decade tend insurance replace reject majority complain respond illustrate
（1）The price of petrol has been reduced

sharply

sharply

since last month.
（2）For

decades

decades

he has been struggling to rid the world of hunger.
（3）The company doesn't allow the

staff

staff

to smoke on any occasion in public.
（4）Sofia was in the bedroom

tending

tending

her son.
（5）

Insurance

Insurance

claims are expected to soar.
（6）When I greeted her at the church，she

responded

responded

with a smile.
（7）You can use examples and pictures

to illustrate

to illustrate

it which makes its meaning clearer.
（8）Nothing in the world can

replace

replace

a mother's love.
（9）The

majority

majority

of people prefer to pay by Alipay，especially the youth.
（10）Some students are

scared

scared

to answer questions in class.
（11）Though his suggestion

was rejected

was rejected

at first，he never gave up trying.
（12）Listening is an active，not a

passive

passive

behavior consisting of hearing，understanding and remembering.
（13）Of all the possessions，friend is the most

precious

precious

.
（14）Anyone who does not know how to make the most of his luck has no right

to complain

to complain

if it passes by him.
（15）I refuse to lie about it；it is against my

principles

principles

.