2.Is Jack baking pie?
3.Are the girls eating?
4.Is it raining?
5.Are they making Easter eggs?
6.Are you coming?
7.Is the dog barking?
8.Is she talking?
9.Is he laughing?
10.Are Kate and John sleeping?
Существительные исчисляемые, т.е которые могут стоять во множественном числе, то перед ними будет many, а перед неисчисляемыми, т.е которые не могут быть во мн.числе будет much. Например many books (в конце сущ. стоит окончание мн.числа -s, es); much water, much juice(sugar, milk, butter, coffee, fish, bread, desert, soup, ice-cream)
Are, is, is, is, are,aren't, are, am
1 was ... mug
2 did ... steal
3 Did ... know
4 was
5 did ... do
6 did ... help
7 was
8 did ... end
2) Wood is heavier than cotton.
Iron is the heaviest of all.
3) Silver is more expensive than bronze.
Gold is the most expensive of all.
4) A car is faster than a bicycle.
A Train is the fastest of all.
5) A cat is slowlier than a cheetah.
A snail is the slowliest of all.
6) A horse is taller than a sheep.
A giraffe is the tallest of all.
7) Wood is softer than steel.
Wool is the softest of all.