The XPS board was produced by Harbin Xin Hai Trading Co., Ltd. Its thickness is 10cm in the NSTIL, which was decided by the relevant research results [28]此句中,Its thickness is 10cm in the NSTIL中的is,和which was decided by中的was是不冲突?是不是要将is改成was才合适?
Students should have access to good resources, which ______ beneficial to their study. A. are B. is有的人认为要用单数,which 指前面的 have access to good resources;有人认为要用复数,which指good resources。您怎么看?求分析!谢谢!
麻烦老师分析一下这个句子1 how a rattlesnake injects its toxin using its fangs是做动词describes的宾语2 and a male platypus delivers its toxin using spurs on its ankles是和前面并列做宾语吗?但是为什么后面不使用how来引导呢?3 两个现在分词短语都...