Let's check all the variants.
A) His clothes were expensive.
Clothes are a plular noun. We use "were" with plular nouns. But we use "was" with nouns in singular.
B) He gave me 3 useful advice.
There is no such form like "advices". Advice always is singular noun. We don't use it in plular.
C) My jeans are new.
Jeans are plular. This is the correct variant.
D) The news was bad.
News is used always in singular. That is why we put "was", not "were".
E) There were 10 sheep on the farm.
There is no form like a "sheeps" too. Sheep doesn't change in plular form.
Sheep (singular) = sheep (plular).
The correct sentence is C) My jeans are new.
1. My mum is baking upcakes.
My mum is not baking cupcakes.
Is my mum baking cupcakes?
2. Our cat is watching TV during all day.
Our cat isn't watching TV during all day.
Is our cat watching TV during all day?
3. They are playing footbal now.
They aren't playing footbal now.
Are they playing footbal now?
4. I'm talking with my friend by phone now.
I'm not talking with my friend by phone now.
Am I talking with my friend by phone now?
5. It's raining this mornig.
It isn't raining this mornig.
Is it raining this mornig?
Объяснение:
Let's check all the variants.
A) His clothes were expensive.
Clothes are a plular noun. We use "were" with plular nouns. But we use "was" with nouns in singular.
B) He gave me 3 useful advice.
There is no such form like "advices". Advice always is singular noun. We don't use it in plular.
C) My jeans are new.
Jeans are plular. This is the correct variant.
D) The news was bad.
News is used always in singular. That is why we put "was", not "were".
E) There were 10 sheep on the farm.
There is no form like a "sheeps" too. Sheep doesn't change in plular form.
Sheep (singular) = sheep (plular).
The correct sentence is C) My jeans are new.
1. My mum is baking upcakes.
My mum is not baking cupcakes.
Is my mum baking cupcakes?
2. Our cat is watching TV during all day.
Our cat isn't watching TV during all day.
Is our cat watching TV during all day?
3. They are playing footbal now.
They aren't playing footbal now.
Are they playing footbal now?
4. I'm talking with my friend by phone now.
I'm not talking with my friend by phone now.
Am I talking with my friend by phone now?
5. It's raining this mornig.
It isn't raining this mornig.
Is it raining this mornig?
Объяснение: