They can be. They can also be nouns. Look at the following sentences:
We usually summer in the Rockies. (verb)
This summer we are going to the beach. (noun)
They vacation in the winter instead of the summer. (verb)
Our vacation was really fun. (noun)
No just summer
i will write about summer vacation .my summer vacation it is nice
swimmingburningrelaxingfishinglaughing
I think that the sentence should read, Laura and I have read many books during our summer vacation. Not your summer vacation. Read your own books.
The main verb is 'planning', the helping verbs are must and be. The verb 'must' expresses the opinion that it's logically very likely. The verb 'be' expresses that it's happening or taking place.
The nouns in the sentence are: Betty, California, summer.
On.
i will write about summer vacation .my summer vacation it is nice
"Summer vacation" in Hindi is ग्रीष्मावकाश
How I Spent My Summer Vacation was created in 2000.
June 12
How I Survived My Summer Vacation has 288 pages.
How I Spent My Summer Vacation - film - was created in 1997.
How I Survived My Summer Vacation was created on 2000-08-01.
North Dakota schools do have a summer vacation. Most school summer vacation dates in North Dakota go from June until August.
The duration of It's a Summer Vacation Everyday is 1.57 hours.
The duration of How I Spent My Summer Vacation - film - is 1.22 hours.
The ISBN of How I Survived My Summer Vacation is 0-613-63300-8.