I’m always ________ about what I say because careless remarks are likely to hurt others’ feelings.

With online shopping increasingly popular, the Internet is seen as a(n)   way of reaching target customers.

An unhappy childhood may have some negative effects on a person’s characters; however, they are not always_________,

She felt rather _______that she should drive the car at such a________ speed．

A true gentleman is always _______ with himself and tolerant with others.