更多"Some mushrooms are edible while oth"的相关试题:
[单项选择]Some mushrooms are edible while others, which look almost identical, contain ______ poisons.
A. deadly
B. hasty
C. dizzy
D. gloomy
[单项选择](While) some pirate ships deprived early American colonists of (many) needed supplies, (others) smuggled in goods, subverted(破坏) British taxes, and (help) in the Revolutionary War.
A. While
B. many
C. others
D. help
[单项选择]We still had great fun while watching some good-looking birds ______"wild strangers".
[单项选择]While some office jobs would seem boring to many people, there are quite a few jobs that are stimulating, exciting and satisfying.
A. hostile
B. tedious
C. fantastic
D. courageous
[单项选择]Some people look down on applied research because they think that ______.
A. it is a kind of prearranged investigation
B. no new knowledge can arise from applied research
C. it is more difficult to get results in applied research than in pure research
D. no specific scientific ability is needed in applied research.
[单项选择]While sleeping, some water mammals tend to keep half awake in order to _________.
A. alert themselves to the approaching enemy
B. emerge from water now and then to breathe
C. be sensitive to the ever-changing environment
D. avoid being swept away by rapid currents
[单项选择]Please listen carefully while others ().
A. speak
B. speaking
C. spoken
D. spoke
[单项选择]In which point some sharks are similar with humans
A. Bone structure.
B. Smell ability.
C. Birth mode.
D. Recovery ability against disease.