NB tutorial service
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Our channel is dedicated to helping students and young learners improve their knowledge, prepare for exams, and succeed in their studies.
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๐Ÿ”ด 2:30 แˆ‹แ‹ญ แ‰ชแ‹ตแ‹ฎ แ‹ญแˆˆแ‰€แ‰ƒแˆ ๐Ÿ™Œ
โค3
Which subatomic particle has a negative electric charge?
Anonymous Quiz
5%
Proton
87%
Electron
5%
Nucleus
3%
Neutron
โค2
What is the chemical symbol for sodium?
Anonymous Quiz
95%
Na
3%
S
0%
Sd
1%
So
๐Ÿ”ฅ3๐Ÿฅฐ1
๐Ÿ”ต Share now ๐Ÿซถ

@nbtutorialservice
๐Ÿ‘4
Which gas makes up the largest percentage of Earth's atmosphere?
Anonymous Quiz
7%
Carbon dioxide
14%
Oxygen
8%
Hydrogen
72%
Nitrogen
๐Ÿ‘2โค1
What is the pH of a neutral solution at 25ยฐC?
Anonymous Quiz
61%
7
12%
5
14%
0
13%
14
What type of bond forms when atoms share electrons?
Anonymous Quiz
27%
Ionic bond
55%
Covalent bond
10%
Hydrogen bond
8%
Metallic bond
๐Ÿ”ต Present Tense ๐Ÿ”ฅ

@nbtutorialservice
๐Ÿฅฐ6๐Ÿ‘4โค1
Choose the correct verb: โ€œThey ____ English every day.โ€
Anonymous Quiz
6%
studied
59%
study
29%
studies
6%
studying
โค1๐Ÿ”ฅ1
She usually _______ to work by bus.
Anonymous Quiz
16%
go
68%
goes
11%
going
5%
gone
โค2
๐Ÿ”ตThere are present tense questions. Try your best๐Ÿ‘๐Ÿฝ๐Ÿ‘๐Ÿฝ
๐Ÿ‘4๐Ÿ‘3๐Ÿฅฐ2
Water _______ at 100 degrees Celsius.
Anonymous Quiz
18%
boil
18%
boiling
60%
boils
3%
boiled
๐Ÿ‘2๐Ÿ”ฅ1
He _______ not eat meat because he is a vegetarian.
Anonymous Quiz
7%
do
77%
does
14%
is
2%
are
๐Ÿ‘2โค1๐Ÿค“1
My brother and sister _______ in a modern apartment downtown.
Anonymous Quiz
4%
lived
15%
living
34%
lives
47%
live
_______ your parents travel abroad during the summer?
Anonymous Quiz
27%
Does
21%
Are
43%
Do
9%
Is
๐Ÿ‘5
๐Ÿ”ตPast Tense
Past tense talks about actions that happened before now.
Examples:I played football yesterday.
She went to school.
They watched a movie.
Regular: play โ†’ played
Irregular: go โ†’ went
๐Ÿ‘‰ Past = happened before now.
โค7
She _______ to the store yesterday to buy some fresh fruit.
Anonymous Quiz
22%
goes
2%
go
68%
went
8%
gone
โค1