更多"______ about wild plants that they "的相关试题:
[单项选择]He decided to make further improvements on the computer's design ______ the light of the requirements of customers.
A. to
B. for
C. in
D. with
[单项选择]Jenny decided that socks were easier to make than sweaters.
[单项选择]My grandfather has decided to make me go back to college immediately, study my lessons carefully, and. __
[单项选择]Obviously, he decided not to say anything about it because he hoped to ______.
A. keep it as a secret
B. keep it to be a secret
C. keep it a secret
D. keep it being a secret
[单项选择]Plants with roots appeared about ______ million years ago.
A. 430
B. 300
C. 330
D. 100
[单项选择]The writer's advice about alcohol before you make a speech is to take one or two drinks so as to give yourself some confidence.
[单项选择]______about the exam that he decided to turn to Mr. Zhang for help.
A. So curious he was
B. So curious was he
C. Such curious he was
D. Such curious was he
[单项选择]How is food for plants made Food for plants is made ______.
A. from water
B. from the air in the sky
C. from the soil
D. from water, things in the soil and air and sunlight
[单项选择]Researchers discovered that plants infected with a virus give off a gas that ______ disease resistance in neighboring plants.
A. contracts
B. activates
C. maintains
D. prescribe
[单项选择]Scientists have traditionally (classified) plants by (grouping them) according to similarities in their overall (appear), their internal structure, and the form of their (reproductive) organs.
A. classified
B. grouping them
C. appear
D. reproductive
[单项选择]I have not decided which seat
A. to sit
B. is to sit
C. to sit on
D. is for sitting
[单项选择]Which of the following night flowering plants open slowly every night just at sunset
[单项选择]Plants can absorb the carbon dioxide through their ______ during the sunlight hours and produce oxygen which human beings need to survive.
A. slots
B. hoses
C. pores
D. sponges
[单项选择]
Cactus plants have spines that prevent animals from nibbling them.（）
A. mining
B. reaching
C. climbing
D. gnawing
[单项选择]What has sometimes caused plants to die out
A. Interference from foresters.
B. Variations in climate.
C. The absence of wooded land.
D. The introduction of new type of plants.
