问题
单项选择题
用一个32P标记的噬菌体侵染细菌。若该细菌解体后释放出32个大小、形状一样的噬菌体，则其中含有32P的噬菌体有（）
A.0个
B.2个
C.30个
D.32个
答案
参考答案：B
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用一个32P标记的噬菌体侵染细菌。若该细菌解体后释放出32个大小、形状一样的噬菌体，则其中含有32P的噬菌体有（）
A.0个
B.2个
C.30个
D.32个
参考答案：B
As we know, everyone has problems. And we don’t deal with our problems, we can easily become unhappy. So how do we deal with our problems? Here are some ways.
By learning to forget
Most of us have probably been with our friends, parents or teachers. Perhaps they said something you didn't like, or you felt unfair. Sometimes, people can stay angry for years about a small problem. Time goes by, and good friendships may .
Perhaps we have seen young children playing together. Sometimes they have disagreements, and decide to each other. However, this usually does not. for long. This is an important. for us: we can solve a problem learning to forget.
By regarding problems as challenges
Many students often complain about . They might feel they have work to do sometimes, or think the school rules are too We must learn how to change these "problems" into "challenges". Education is an important part of our development. young adults, it is our duty to try our best to deal with each challenge in our education the help of our teachers.
By thinking of something worse
By comparing. to other people, you will find your problems are not so terrible. Think about Stephen Hawking, for example, a very clever scientist, regards his many physical problems as unimportant. He can't walk even speak, but he has become very famous and successful. Don’t worry about problems. Let's face the challenges instead.
| 小题1: | A．unless B．when C．if D．while |
| 小题2: | A．pleased B．interested C．relaxed D．angry |
| 小题3: | A．be founded B．lost C．be lost D．find |
| 小题4: | A．don’t talk B．to talk C．not to talk D．to not talk |
| 小题5: | A．happen B．last C．finish D．stop |
| 小题6: | A．book B．lesson C．subject D．magazine |
| 小题7: | A．as B．in C．by D．for |
| 小题8: | A．teachers B．friends C．classmates D．parents |
| 小题9: | A．lots of B．much too C．many too D．too many |
| 小题10: | A．relaxing B．strict C．boring D．interesting |
| 小题11: | A．As B．Like C．For D．So |
| 小题12: | A．to B．under C．with D．for |
| 小题13: | A．your B．ourselves C．yourself D．us |
| 小题14: | A．what B．who C．which D．whose |
| 小题15: | A．and B．but C．while D．or |