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You should _______________ to one or more weekly magazines such as Time or Newsweek.

You can _____ some bottles of wine, or some chocolates, or a bunch of flowers.

— ___________________

— Once or twice a week.

A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.

输送液体的设备称为__,输送气体的设备称为__。
用离心泵输送腐蚀性的液体时,宜采用_____。
用离心泵输送腐蚀性的液体时,宜采用__A ___。
化工设计必须__。
输送液体的设备称为__,输送气体的设备称为__。
化工设计必须__。
在墙体设计中,为简化施工,避免砍砖,凡墙段长度在 1.5m以内时,应尽量采用砖模即________。
1.关于化工热力学研究特点的下列说法中不正确的是_____________。
关于化工热力学用途的下列说法中错误的是________。
Basically a robot is a machine which moves, manipulates, joins or processes _____in the same way as human hand or arm.
Do plan to arrive ______or a few minutes early for a job interview.
Do you feel like ________ to a film or would you rather ________ at home.
Prepare games or songs for a lesson is_____planning.
Either the shirts or the sweater ______ a good buy.( )
_________ in a person’s speech or writing usually ranges on a continuum from casual or colloquial to formal or polite according to the type of communicative situation.
隧道横断面设计时,当有沉陷可能受底压力时,宜加设________衬砌。
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