【单选题】下列不属于园林植物整形修剪原则的是( )。
【简答题】第二部分:主观题(共35分) 一.填写正确的单词(1分每个,共10分) 76. Nowadays many people in Africa suffer from s________ because of war. 77. To succeed, we must _________________(结合) talent with working hard. 78.Children are alw...
【简答题】A. suffer from B. lead to C. cope with D. protect... from E. stick to F. too...to G. down in the dumps H. under the weather I. take away J. add to 2.She always _______________ ...
【简答题】铸件的铸造性能与流动性的关系,流动性与充型能力的关系?影响铸造合金充型能力的因素有哪些方面?如何影响?