Astronomers at the Palpmar Observatory have dicovered a distant supernova explosion,one that they believe is a type previously unknown to science. A that they believe is B that they believe it to be C they believe that it is of D they believe that is E they believe to be of 答案选E。。求教知识点作者: bitieming 时间: 2011-8-18 15:27
恩……首先A是Btype的表述应该是A is of B type，而非A is B type， CE牵扯到从句中插入语插入位置的问题，插入语必须插入在that，which等引导词之后。 另外C中that it is有误，that指代one，it重复作者: 332 时间: 2011-8-18 16:45
我刚好上来找这题解释