Answer:
use" is" in place of "are"
Explanation:
According to subject verb agreement rule of English grammar subject and the verb associated with it should agree in number i.e singular subject should take singular verb and plural verb will be used when subject is plural.
Here subject is Goffin's cockatoo which is a singular noun hence "is" is the correct verb to be used with this subject while "are" is used and should be replaced with "is".
Answer:
3. Would you like a sandwich? "No thanks, I have <u>just</u> had lunch.
4. Shall I pay the waiter? "No, I have <u>already</u> paid him."
5. We have known each other <u>for</u> ten years.
6. Rayan hasn't texted me since Sunday morning.
7. ...you <u>ate</u> breakfast.
8. The train...<u>arrived</u>.
Explanation:
For the rest it is mainly just the past tense of the word.
For example:
He (eat) breakfast.
He <u>ate</u> breakfast.
Answer:
c. varies
Explanation:
not all apples have the same weight. saying varies is like saying the weight of apples differs.