The man will have to wait all day ________ the doctor works faster．

if

unless

whether

that

It is generally believed that teaching is ________ it is a science．

an art much as

much an art as

as an art much as

as much an art as

We’ll have to finish the job, ________．

long it takes however

it takes however long

long however it takes

however long it takes

Don’t go far into the forest, or you may ________．

lose your way

have your way

________ the road, you can find a restaurant．

At the end of

In the end

Wood can ________．

be used to making paper

be used to make paper

used to make paper

She used to be terribly shy, but a year abroad has completely ________ her．

transformed

transferred

transported

transmitted

His words are strongly impressed ________ my memory．

on

by

for

The Olympic winner received a gold medal as ________．

an award

a reward

________ be offered the important position?

Who do you suggest

Who do you suggest that should

Do you suggest who should

Do you suggest whom should