Questões de Concurso

The sentences below are in present perfect tense – simple or continuous. Which one is INCORRECT?

Decide whether the bold nouns in the sentences below are COUNTABLE (C) or UNCOUNTABLE (U).
( ) That building is a piece of art! It’s made mainly of glass. ( ) Can you please hand me those clothes? ( ) I have so much work to do today, I’m already tired. ( ) Have you noticed how many new butters are available at the store? ( ) You know I love coffee!
The correct order of filling the parentheses, from top to bottom, is: 

Consider weather the gaps in the following sentences should be filled with 1 – a, 2 – an, 3 – the, or 4 – no article: •   They would like to visit __ Metropolitan Museum when we go to New York. •   Kathy is in __ high school, so she has some time to think about what to study next. •   I don’t have __ cat, you must have seen __ neighbor’s. •   That day we saw __ man who looked like Johnny Depp.
Mark the alternative that fills in, correctly and respectively, the gaps in the sentences above:

Consider the following statements about the excerpt “Among the most interesting findings are #1 Mexico delights with more than just its food” (l. 03):
I. The excerpt contains both a comparative and a superlative structure. II. To convey the opposite meaning, it would be grammatically correct to replace the superlative structure with “the less interesting” or “the more boring”. III. The word “its” is a possessive adjective. IV. There would be no significative changes in meaning if the word “among” were replaced by “between” because they are always interchangeable.
Which statements are correct?