We are responsible for the natural well-being because we human beings are closely ______ to it.

Human beings are social animals; therefore, we need friends and Im __________ ex

[单选题]We have agreed that we shall ________ to the policy and will not change it.

[单选题]Passage TwoWhen we see well, we do not think about our eyes very often. It is only when we cannot see perfectly that we realize how important our eyes are.People who are nearsighted can only see things that are very close to their eyes. Everything el

1) ____ is not dreaming. 2) _____, imagination is being creative. We may very we

[问答题]Human beings in all times and places think about their world and wonder at

[单选题]We are using up our natural resources too quickly and at the same time we are ______our environment with dangerous chemicals.A． protectingB． savingC． pollutingD． fighting

______ we can succeed or not depends on how well we cooperate with others.A. The

We are interested in the weather because it __________ us so directly-what we we

We make sure we’re always well stocked up with candles, just ________.A. in case

[单选题]_________ ministers decide to instigate an inquiry, we -----welcome it．A.Sh