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A letter Dear Amy , We (1)(finally) went on the trip to the Middle East that I told you about! Daphne and the Lees came along. We travelled first by plane to Cairo and then (2) (by ) bus to the site Mark 1. Can you replace this by ‘ final' ? 2. Can you replace this by ‘ on'? 3. Can you use the word ‘ go' here? 4. Can you replace this by ‘ enjoyed'? 5. Can you use the word ‘ a' here? 6. Can you replace this by ‘ cooking'? 7. Can you replace this by ‘ which'? 8. Can you leave out the word ‘ that' here? 9. Can you replace this by ‘ I tried'? 10. What does ‘ that' refer to in this sentence?
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举一反三
【单选题】________ have titles such as executive vice president, chief operating officer, and chief executive officer.
A.
Middle managers
B.
First-line managers
C.
Team leaders
D.
Top managers
【简答题】欲利用重力沉降室捕集粒径为40um,密度为2000kg/m3的粒子。假定气流速度和沉降室的宽度(或高度
【多选题】下列关于地基承载力计算的叙述中,正确的描述是:( )
A.
对于淤泥及淤泥质土层，地基承载力与埋深无关
B.
当基础宽度大于 3m 或埋深大于 0.5m 时，由载荷试验、其他原位测试方法以及按土的抗剪强度指标计算确定的地基承载力特征值，尚需进行深度与宽度修正
C.
按土的抗剪强度指标计算确定地基承载力时，在基础设计中必须进行地基沉降验算
D.
基底处于地下水位以下时，地基承载力将明显减低
【判断题】The holiday may date from the Middle Ages and the origin of the name “Boxing Day” is fully known.
A.
正确
B.
错误
【多选题】下列关于地基承载力计算的叙述中，正确的描述是：（ ）
A.
当基础宽度大于 3m 或埋深大于 0.5m 时，由载荷试验以及按土的抗剪强度指标计算确定的地基承载力特征值，均需进行深度与宽度修正
B.
对于淤泥及淤泥质土层，地基承载力与埋深无关
C.
按土的抗剪强度指标计算确定地基承载力时，在基础设计中必须进行地基沉降验算
D.
基底处于地下水位以下时，地基承载力将明显减低
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