article（）

A:warm B:toward C:start D:warn

comb( )

A:trouble B:club C:lab D:doubt

exams( )

A:same B:tense C:gas D:reason

satisfy（）.

A:industry B:apply C:happy D:sleepy

bud（）.

A:future B:flute C:bush D:function

stomach（）.

A:punch B:headache C:chase D:teach

touch（　）.

A:youth B:soup C:house D:enough

now（）.

A:how B:follow C:yellow D:window

bud（）.

A:future B:flute C:bush D:function