国开在线答案
- 2022-09-12 [简答] 二、阅读理解:阅读下面的短文,根据文章内容从A、B、C三个选项中选出一个最佳选项。Climatechangehascausedariseinsealevels.Thishasincreasedsaltinfreshwaterusedoncoastalfarms.Asaresultfarmersareincreasinglytousefieldsclosetothesea.Scientistscallthisprocess“salinization”whichmeansamixtureofsaltandwater.Salinizationisreducingtheworld’sirrigatedlands1to2percenteveryyear.ButafarmerintheNetherlandsisnowusingamixtureofseaandfreshwatertogrowhealthyandtastyvegetables.MarcVanstartedwithan.“Weputinalotofplantsinthefieldsandthenweputin,puttheminfreshwaterandinseawaterandallthevarietiesbetweenit,andthenweseewhichvarietyissurvivingandwhichvarietyis.”
- 2022-09-12 [单选] He would much ______ it if you could do him the favor.
- 2022-09-12 [单选] Itistheabilitytodothejob______mattersnotwhereyoucomefromorwhatyouare.
- 2022-09-12 [单选] Sheis______ tallasyouare.
- 2022-09-12 [单选] You theInception,sinceIrememberonceyoudiscusseditsmainplotwithCathy.
- 2022-09-12 [单选] 关于建筑结构模型试验的优点,如下表述中,()项是不对的。
- 2022-09-12 [单选] 下列选项中,()项不属于科学研究性试验。
- 2022-09-12 [单选] 按试验目的进行分类,可将结构试验分成()。
- 2022-09-12 [单选] 下列各项,()项不属于生产检验性试验。
- 2022-09-12 [单选] ()的最大优点是所有加载设备相对简单,荷载逐级施加,可以停下来仔细观测结构变形,给人们以最明晰的破坏概念。