she looks------【care】,but she sees nothing

she looks carefully【care】,but she sees nothing
she looks carefully【care】,but she often makes mistakes
she looks careless【care】,but she was not.She did everything very well
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再答： she looks carefully，but she sees nothing。Look是实意动词，要用副词修饰。
she looks careful，but she often makes mistakes 。她看上去很仔细，但是却经常犯错误。这里Look是系动词，后面careful是形容词做表语。
这句意思和上句相反，她看上去很粗心，实际上却不是。一切都做得很好，因此，是careless.

注：第二题弄错了。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。
我心服口服。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。