2011年上半年，全国电信业务总量累计完成5681.1亿元，比上年同期增长15.7%；电信主营业务收入累计完成4740.7亿元，比上年同期增长10.1%。
2011年上半年，移动通信收入累计比上年同期增长14.0%，在电信主营业务收入中所占的比重为71.03%；固定通信收入累计完成1373.4亿元，比上年同期增长1.7%。
2010年上半年，电信主营业务收入占全国电信业务总收入的比重是（）。
A．83.4%
B．87.7%
C．85.7%
D．84.8%
参考答案：B
解析：
2010年上半年，全国电信业务总收入为[5681.1÷(1+15.7%)]亿元，电
One day, a boy found the cocoon(茧) of a butterfly and brought it home. A few days later, the boy saw a small 31 in the cocoon. He sat and watched for several hours as a butterfly struggled to make 32 body through that little hole. Suddenly it stopped. So the boy 33 to help the butterfly, thinking the butterfly might be 34 .He took a pair of scissors and cut the hole 35 .The butterfly came out of the cocoon but it 36 a little different. It had a weak body and small, thin 37 .The butterfly didn’t start to fly. In fact, the butterfly spent the rest of its life crawling(爬行) around with a weak body and thin wings. It was never able to fly. The boy acted with 38 but he didn’t understand why it could be like this. When a butterfly crawls out of the cocoon, it must struggle. The hard work of 39 out of the cocoon makes the fluid(液体) from the butterfly’s body into its wings. It helps the butterfly be 40 to fly. If the butterfly never has to squeeze(挤压) itself out of the cocoon, its wings will never get the fluid and it can never fly. 41 struggles are what we need in our lives. If we lived our lives without any problems, we would never learn or grow. We would not be __42__ we could have been and we would never fly. In our lives, pain and suffering is the key to all windows, and sometimes even 43 growth, without it , there’s no way of life. We can’t avoid 44 or problems. So, next time you are 45 a problem or difficulty, remember the butterfly. Struggle a little—then fly!
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