Is this sentence correct? Every students at my school are on social media and use it every day.
No. We use 'every´ with singular nouns.
I _____________________ (love) your new outfit.
love
She ___________________ (have) a shower at the moment.
is having
What is the opposite of polite?
impolite / rude
The soup ____________________ (taste) amazing!
tastes
I _________________ (understand) what you're saying.
understand
What is the noun of reliable? How do you spell it?
reliability - must be spelt correctly.
Is this sentence correct? All of my family lives in Spain.
Yes
He ______________ (have) a red sports car.
has
Someone you can trust and rely on is ...
dependable / reliable / trustworthy
The woman in the picture ________________ (taste) some wine.
is tasting
Is this sentence correct? I do think that you need to work harder if you want to pass the exam.
Yes - it uses the emphatic present simple
What is the noun of generous? How do you spell it?
generosity - must be spelt correctly.
What is the noun of ´polite´?
politeness
Someone who gives a lot of their time, money or resources to others is ...
generous
Is this sentence correct? The number of people with COVID-19 increases.
No. We use present continuous for changing situations (The number of people with COVID-19 is increasing).