Your floor is dirty．It needs ________．

cleaning

to clean

clean

cleaned

The road is covered with snow．I can't understand ________ they insist on going by motor-bike．

when

why

whether

how

In many places in China, ________ bicycle is still ________ popular means of transportation．

a; the

/; a

the; a

the; the

Though ________ came that he was completely defeated, he didn't lose ________．

the word; his heart

word; heart

the word; heart

word; his heart

The award ceremony will be ________ live by CCTV tomorrow．

interviewed

covered

show

reached

Jack's dad told him he could have ________ he wanted for Christmas．

however

whatever

whichever

whenever

American eat ________ as they actually need every day．

twice as much protein

protein as much twice

twice protein as much

protein as twice much

The drug-addict spent much money on his drug every day, ________, he became poorer and poorer．

as a result

as the result

as a result of which

as a result of

Is this the first time that you ________ here?

visit

are visiting

had visited

have visited

This is a new ________ to language teaching, which can stimulate students' interest to learn the language．

approach

means

method

way