江苏教师资格考试:Honest but poor is the converse of poor but honest.

Honest but poor is the converse of poor but honest. Thourgh he is in poor health, ( yet ) he doesn't stop to have a rest. 这个yet对么，能换成but么？ ___,he is honest. Tim was a very poor boy , but now he is very rich . Every dog has its day 。 his English is very poor. This (convince) me that he is honest my english is very poor的中文 Love is like a butterfly but i can‘t catch it! 是什么意思？ very nice,very neat,has teeth,but cann't eat,what is it? I think linux is more hard in operating,but it is more useful in server,isn't it?