①more than one/a+可数名词单数作主语时,谓语动词用___\_,意为_______. More than
one student________(has/have)an English dictionary.
②more than+数词___
more than+名词____
more than+adj./adv.__
③more…than...__
She is more handsome than beautiful.
与其说她漂亮,不如说她健美.
翻译
the former and the latter__
词义猜测:
① _____People more than 18 years old have theright to vote in China.
② _______Yao Ming is more than a basketball player.
③_______They were more than glad to help.
④____She speaks English more than fluently.
下图是某研究小组围绕扦插枝条生根进行的探究实验,S为插条的形态学上端,X为插条的形态学下端。试回答有关问题:
(1)通常选取一年生且带有芽和幼叶的枝条进行扦插,选带芽和幼叶枝条的目的是芽和幼叶产生的____________能促进枝条生根。(2)本实验的主要目的是探究形态学上、下端(S、X)在空间中的位置对插条生根(部位)的影响,观察指标是__________。(3)某研究小组进行了“不同的扦插方法对同种植物枝条生根影响”的研究。如出现下表所示的实验结果,则说明________。
注:“方法一”指插条仅正插处理(如上图甲);“方法二”指先倒插处理(如上图乙),一段时间后,再作正插处理。
翻译
①-How many people were present at the meeting? -40. And all the people present are girls. _____________ ②What's your present address? __________
某同学对番茄的花进行人工去雄套袋,之后用不同浓度的2,4-D(一种植物生长调节剂)涂抹子房,得到的无子番茄果实平均重量见下表。由表中数据可初步得出的结论是
[ ]
A.2,4-D与生长素的作用效果相同B.适宜浓度的2,4-D可以促进扦插枝条生根C.2,4-D浓度超过25mg/L后对果实发育起抑制作用D.利用2,4-D获得无子番茄的最适浓度大约为20~25mg/L