文档介绍：from: The ACS Style Guide, Chapter 2 科技英语写作语法错误举例 1 Subject-Verb Agreements 例1 Application of this technique to studies on phytoplankton biomass and its environments are described. [说明] The subject is “ application ”, which is singular. Application of this technique to … is described. Sometimes, two singular subjects joined by “ and ” cause this error. 例2 Growth and isolation of M13 virus was described → Growth and isolation of M13 virus were described. Exception : A subject that is plural in form but singular in effect takes a singular verb. 例3 The name and address of each contributor is given on the title page. 例4 Research and development is attracting a growing number of young scientists. However, when two or more subjects are joined by “or”, the verb takes the number of the closest subject. 例5 Application or uses were noted. Uses or application was noted. Collective nouns take a singular verb when the group as a whole is meant, they take a plural verb when individuals of the group are meant. 例6 The series is arranged in order of decreasing size. [ 说明] Refers to the series as a unit. 例7 A series of compounds were tested. [ 说明] Refers to pound. 例8 A series of low molecular weight phenolphthalein epoxy resins ( M n=500 ~ 700) has been prepared from phenolphthalein and epichlorohydrin using K 2 CO 3 (Na 2 CO 3 )/H 2 O as catalysts instead of NaOH /H 2 O. → A series of low molecular weight phenolphthalein epoxy resins ( M n=500 ~700) heve been prepared from phenolphthalein and epichlorohydrin using K 2 CO 3 (Na 2 CO 3 )/H 2 O as catalysts instead of NaOH /H 2 O. 例9 Experimental data that we obtained are compared with previously reported results. [ 说明] Refers to the data as individual results. 例10 After the data are distributed, we can meet to discuss them. → After the data is distributed, w