建筑结构试验是以实验方法测试有关数据,为结构的___________________和___________________的建立提供重要的依据。
安全使用、设计理论
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在观测混凝土构件的裂缝时,将测量仪器交替布置在梁的受拉区段,如出现下列何种情形,则证明开始开裂。()
()1. Don't be late again.A. A new watch.
()2. May I have a cup of tea?B. Me ,too.
()3. I like the red fan.C. I see.
()4. What's that on the desk?D. Sure.
()5. Where's Dad?E. Perhaps he's in the study.
()6. Shall we go to the zoo by bike?F. It's Bob's ,I think. .
()7. Whose kite is this?G. Good idea.
()8. Can I have a look at your dress?H. Yes. Here you are.
The boys are sitting under the tree.(对划线部分提问 )
___________________________________________
Let's go _____(shop) with my mother!
如图直线 AB,CD 被直线 EF 所截, AB∥CD,∠ 1=120 °,则∠ 2=______
小明在观察“碘锤”中的物态变化之前,查阅资料得知:酒精灯外焰的温度约为800℃.碘的熔点为113.7℃.我们选用图____方式加热,理由是____.
I wonder if he could get it ________ (do) before tomorrow.
在《水调歌头(明月几时有)》中,苏轼自言想要重返天上,但又有所顾虑,原因在于“(),()”。
Look at the sign. The library is _____ (close) from 1:00 p.m to 2:00 p.m.
元代戏剧家马致远的杂剧《青衫泪》根据白居易的诗《琵琶行》改编而成,剧名来自诗中的“(),()”两句。
bus(复数)__________