Choose the proper coherent words to fill in the blanks.(填写对应序号)Our notion that only poets and novelists have to write is unrealistic. Students going into the technical or scientific fields may think that writing is something they seldom have to do.1, practicing engineers and scientists say they spend half of their time writing memos and reports.2, College students going into business think their secretaries will do their writing for them3young business people seldom have private secretaries.4, this attitude shows a naive faith in the competency of their secretaries.5, many of us foolishly object to taking courses in writing.6, a person in any field who can express ideas clearly is sure to succeed.
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Listen to a short passage concerning the love for the mother and fill in the missing information.Let us take a moment of the time just to pay tribute and ________________to the person called MOM though some may not say it openly to their mother. There’s no substitute for her. _______ every single moment. Though at times she may not be the best of friends, she may not ________ your thoughts, she is still your mother![音频]2.She will be there for you; to listen to your woes, your brags, your __________, etc. Ask yourself “Have you _________ enough time for her, to listen to her ‘blues’ of working in the kitchen, her _________?”[音频]3.Be tactful, loving and still show her due _______, though you may have a different view from hers. Once gone, only fond _________ of the past and also regrets will be left.[音频]4.Don’t ______________ the things closest to your heart. Love her more than you love yourself. Life is ____________ without her.[音频]
Choose the most appropriate words or phrases to complete the following passage, and pay attention to the transitive expressions in red.(填写对应序号)Now, with the price of solar power going down, the dawn of a new energy era is just _____1_____. As a result, _____2____ is going to be the greatest challenge for humanity.Butthe water problem is ___3_____. First, unlike coal and oil, water can not be ____4_____. Second, water is ____5_____ with every other sector of society. Third, while water demands are growing, climate change is ___6______ droughts and floods and water supplies are ____7_____.There are solutions, such ashydroelectric dams. Butthey may be incredibly ____8_____. It will ____9_____ for scientists to find affordable solutions to the water problem.Before that, everyone should do his or her bit to ____10____ water.
Identify what kind of clauses are in the following sentences.
在机床电气控制中,控制电动机反接制动的电器一般是()。
A. 电流继电器
B. 时间继电器
C. 速度继电器
D. 电压继电器