下列哪一项可以提供使氘和氚发生聚变反应的高温A、原子核裂变反应B、梯恩梯炸药爆炸C、锂原子

— Wht time is it — Sorry, I don’t know. I _______ wtch....

单项选择题— Wht time is it — Sorry, I don’t know. I _______ wtch.hveB．don’t hveC．hsD．doesn’t hve— Wht time is it — Sorry, I don’t know. I _______ wtch.hve B．don’t hve C．hs D．doesn’t hve

A.have
B.don’t have
C.has
D.doesn’t have

— Do you know Jim qurreled with his mother — I don’t kn...

单项选择题— Do you know Jim qurreled with his mother — I don’t know. _____.Nor don’t I creB．Nor do

— Do you know Jim qurreled with his mother — I don’t know. _____.Nor don’t I creB．Nor do I cre— Do you know Jim qurreled with his mother — I don’t know. _____.Nor don’t I cre B．Nor do I cre C．I don’t cre neither D．I don’t crelsoA．Nor don’t I careB．Nor do I careC．I don’t care neitherD．I don’t care also

1、某小区园林景观工程合同总价为280万元，其中工程主要材料、构件所占比重为68％，材料储备定额天数为45天，...

问答题1、某小区园林景观工程合同总价为280万元，其中工程主要材料、构件所占比重为68％，材料储备定额天数为45天，问：该园林工程预付款为多少万元?