Ws/L1.2
Use correct grammar e.g. subject-verb agreement, correct use of tense
(a) Understand that, while writing, a writer needs to keep checking that singular subjects have a singular verb and that plural subjects have a plural verb
(b) Understand the inflection on present simple, third person singular, verb form. Understand that all other verb forms are the same in singular and plural
(c) Understand and make effective selection of simple, continuous and perfect tenses, and use them consistently