皮皮学，免费搜题
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搜题
【单选题】
被动转运的特点是A.
从高浓度侧向低浓度侧转运
B.
从低浓度侧向高浓度侧转运
C.
需消耗能量
D.
用以防治及诊断疾病的物质
E.
有竞争性抑制现象
F.
有饱和限速现象
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】-Are you going to take a vacation this year? -__________
A.
Not if I can save some money.
B.
Well , not if it stops raining.
C.
Not unless I can save some money.
【单选题】I hope to have an apartment __________ a kitchen so that I can save money by cooking food by myself. [ ]
A.
have
B.
has
C.
without
D.
with
【单选题】I______the boy to save money, but he wouldn't listen.
A.
hoped
B.
suggested
C.
wanted
D.
made
【单选题】I ______ the boy to save the money, but he would not listen to me.
A.
advised
B.
persuaded
C.
suggested
D.
insisted
【单选题】I _____ the chairman's plan because it will save a lot of money once it is carried out. [ ]
A.
bring
B.
hold
C.
support
D.
agree
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