The ocean plays a fundamental role in shaping the climate zones we see on land. Illustration of major ocean currents throughout the globe. Ocean currents act as conveyer belts of warm and cold water, sending heat toward the polar regions and helping tropical areas cool off.
This kind of thing used to trip me up, too, as a subject with multiple nouns in it seems like it should always be plural. But that isnât always the case. The way you group the items determines whether itâs a singular subject or a plural subject (and whether youâd use the plural verb have or the singular has). Let me explain. Sentence subjects that have independent nouns connected by and are plural, thus requiring plural verbs (such as have). One trick to tell if the nouns are independent from each other is to divide the sentence into two sentences and see if the meaning stays the same.
Verbs-Simple Present Tense. Verbs have different forms, called tenses. The tense of a verb tells us when the action happens. In these lessons, we will learn. Related Topics: More English Lessons. 1  when to use the Present Tense. 2  the different spellings for present tense verbs.