秘诀24

前面的音受后面的音影响，叫逆向型同化。

如news的单独读音是[nju:z]，但在复合词newspaper中却读[ `nju:sp eIpE],[ nju:z]中的[z]在复合词[ `nju:sp eIpE]中由于受后面清辅音[p]的影响而清化变成了[s]。又如：used to 短语本该读成[ ju:zd tu]，但受后面[t]的影响，浊辅音[d]变成了[t]，而[t]又影响[z]的读音，使其清化为[s]，所以现在应念成[ ju:s tu]。

Before I eat dinner, I read the newspaper for a while.

We read the newspaper every morning.

A: He is not the man he used to be. 他已经不是旧日的他了。

B: Don't worry. You'll get used to it in no time.

We used to go there every year.

Our company used to do business with theirs. 我们的公司过去和他们的公司常有业务往来。