It’s necessary for human beings to breath _______ and plants can produce it.
#17259
A
CO2
B
H2
C
O2
D
N2
推荐题目
It’s nice _______ you _______ me with my lessons.
#16757
A
for, helping
B
for, to help
C
of, to help
D
of, helping
Which of the following is caused by the earth’s turning around the sun?
#17288
A
The rising and setting(落下) of the sun and moon.
B
The change of spring, summer, autumn and winter of the year.
C
The change of the day and night.
D
The time in the east is earlier than that in the west.
Amy has just found a wallet lying on the ground. Can you find the correct sentence element(句子成分) of the underlined words in the sentence?
#17226
A
object complement
B
predicate
C
attributive
D
adverbial
Look at the table .Han Fang wants to buy two pieces of bread ,a bottle of orange juice and an ice cream .How much will she pay?
#17252
A
Five yuan and eighteen fen
B
Six yuan and twenty fen
C
Seven yuan and twenty fen
D
Eight yuan and twelve fen
E
d 1.20 Cake 1.50Water 0.80 Orange juice 1.80Coke 4.50 Ice cream 2.00
—What’s the woman in a white hat?—____________.
#17209
A
She is my teacher
B
She is a cook
C
She is thirty
D
She is a girl