脱式计算.(78+52)×(120÷60)(128-72)×12÷4880-(1

题型:解答题

问题:

脱式计算.
(78+52)×(120÷60)
(128-72)×12÷48
80-(16.405+14.9)68.7-(44.6+0.375)
150×40×25×25625÷75+25×32.
考点:整数的四则混合运算及应用题
题型:解答题

(手00v•广州)下列控制噪声的措施中,属于防止噪声产生的是(  )

A.关闭房间的门窗

B.会场内把手机调到无声状态

C.高速公路旁的房屋装隔音窗

D.机场跑道工作人员使用防噪声耳罩

题型:解答题

MS培养基与微生物的培养基相比,需要提供大量的 [ ]

A.无机营养

B.蔗糖

C.甘氨酸和维生素

D.激素

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He suggested that the sports meet ______ put off till next Monday. [ ]

A. was

B. be

C. would be

D. being

题型:解答题

A good idea was ______ by the local government that all the ancient paintings in the ruined temples should be protected right now.

A.adapted

B.adopted

C.absorbed

D.abused

题型:解答题

结构中含有四氢呋喃环的药物为( )。

A.特布地林
B.阿替洛尔
C.美托洛尔
D.哌唑嗪
E.特拉唑啉

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