Here it is plural since the subject icebergs is plural.Verbs forms that are used with plural words (ending in S) will normally not end in S, and vice versa (e.g. icebergs contain; an iceberg contains).
contener = to containcontengo - I containcontienes - you (informal singular) containcontiene - you (formal singular) contain (also 'he/she/it contains)contenemos - we containconteneis - you (informal plural) containcontienen - you (formal plural)/they contain
Yes i believe so.
kine
The second person, personal pronoun 'you' can be singular or plural, for example:Jack, you do not mind doing the laundry.Kids, you do not mind doing the laundry.
There are three nouns in the sentence:mornings (plural), object of the preposition 'in';people (plural), subject of the sentence;coffee (uncountable), direct object of the verb 'drink'.
TSKTSKS is a good Scrabble word. The plural of Tsktsk, expressions of distain.
Craters don't contain maria. 'Maria' (plural) are the large unbroken expanses that appear smooth, with no craters, or relatively few. 'Maria' means 'seas' ... at one time, they were thought to be oceans on the moon.
The basic principle is that singular subjects need singular verbs; plural subjects need plural verbs. For the particular case of third person nouns, singular and plural, the singular verb will often contain an S, while the verb for the plural noun (which can contain an S) will not have an S.Examples: The boy eats. The boys eat. / He eats. They eat.There are a large number of specific rules, and many apply only to the present tense, or to tenses that use helper verbs such as be, have, and do.* (see the related question and links for more specific guidelines)
Words have plural forms, but sentences don't. It doesn't really mean anything to say, what is the plural form of that sentence. However, the sentence does contain two nouns, sister and cousin, which could be changed to plural nouns, sisters and cousins. It is not necessary to change college, since "in college" does not necessarily mean in a specific college, just in some college.
Athens was a polis. It didn't contain other poleis (plural of polis), though in the Delic-Attic League they did dominate many others.
All cells have nuclei (plural of "nucelus"). It's their command center. A cell without a nucleus would be like a person with no brain.