They took a lot of _______ in the children’s park. A. photo B. photoes C. photos D. the p
如图是微生物平板划线示意图，划线的顺序为1、2、3、4、5，下列操作方法正确的是( ) A．操作前要将接种环放在火焰旁灭菌 B．划线操作须在
人体所必需的“钙、铁、锌、硒”仅从食物中摄取不足时，可通过食品添加剂和保健药剂来予以补充，这里的“钙、铁、锌、硒”是指 ( ) A．原子
A fellow speaker from California named Geri flew to Japan, in her favorite jeans and a casual jacket, to give her first speech. Fourteen hours later, four perfectly dressed Japanese gentlemen greet
Galileo was considered one of the _____ of modern science. A. discoverers B. inventors C. founders D. settlers
《夜雨寄北》中表现诗人思念朋友、渴望重聚的句子是 ， 。
I ______ for the bus for about 40 minutes, but it hasn’t come yet. A. am waiting B. have waited C. have been waiting D. will be waiting
People ________ hobbies which offer enjoyment, knowledge and relaxation. A．bring up B．set up C．pick up D．take up
