big

[(1) of great size; (2) not small]

Texas is a big state. (1)

Melissa was a big baby. (2)

bill

[a legislative proposal]

To become law, a bill must be approved by both houses of Congress and signed by the President.

biology

[the scientific study of life or living things in all their forms]

My school requires one year of study each of biology, physics and chemistry.

bird

[a creature that flies]

I watched the bird fly away until I could no longer see it.

bite

[to cut with the teeth]

My dog sounds aggressive but he will not bite you.

black重庆市四级联考

[(1) dark; (2) having the color like that of the night sky]

I first saw him on a black and stormy night. (1)

The doctor arrived in a big black car. (2)

blame

[(1) to accuse; (2) to hold responsible]

The police blamed him for the crime. (1)

Don't blame me for your bad decision. (2)

blanket

[a cloth cover used to keep warm]

The flood refugees needed food and warm blankets.

bleed

[to lose blood]

Do you know how to stop your nose from bleeding?

blind

[not able to see]

Being blind did not keep him from becoming a famous singer.

block

[(1) to stop something from being done; (2) to prevent movement]

He blocked any attempt to become friends. (1)

A truck accident blocked the road for an hour. (2)

blood

[red fluid in the body]

A blood test is usually part of a yearly medical examination.

blow

[to move with force, as in air]

The wind blows the autumn leaves.