【简答题】老师带领大家在校园里识别植物,其中有一株植物大家都不认识,就在这个时候,莹莹同学灵机一动,拿出手机用百度识图的方法鉴别出了这株植物的名称,请问大家1、这种识别方法属于()2、这株植物的名称()3、入药部位()
【单选题】6) Basically, this story tells us ______ . A) it is more pleasurable for teachers to teach bright children B) a teacher can do tremendous good with persistent small actions C) Christmas presents can p...
A.
it is more pleasurable for teachers to teach bright children
B.
a teacher can do tremendous good with persistent small actions
C.
Christmas presents can produce a magical effect
D.
one should appreciate the little things in life and express gratitude
【单选题】用自准直法调节分光 计 望远镜,判断望远镜细调调好的标志是
A.
对准平面反射镜面任何一面,使其在望远镜中能看到清晰的亮“+”字像
B.
对准平面反射镜面任何一面,使亮“+”字清晰成像于叉丝平面(分划板)上任意位置
C.
对准平面反射镜面任何一面,必须使亮“+”字清晰成像于叉丝平面上对称位置
D.
对准平面反射镜面,必须使亮“+”字清晰成像于叉丝平面中央
【单选题】根据上下文推测各题中括号内单词的词义:This small Christmas tree is made of plastic. It is not a real tree. It is (artificial).
【单选题】用自准直法调节分光 计 望远镜,判断望远镜细调调好的标志是:
A.
对准平面反射镜面任何一面,使其在望远镜中能看到清晰的绿“+”字像
B.
对准平面反射镜面任何一面,使绿“+”字清晰成像于分划板上任意位置
C.
对准平面反射镜面任何一面,必须使绿“+”字清晰成像于 分划板“ ”形叉丝的上方 叉丝交点上
D.
对准平面反射镜面任何一面,必须使绿“+”字清晰成像于 分划板“ ”形叉丝的中间 叉丝交点上
【简答题】On this Christmas Day I had the wonderful opportunity to see the true spirit of Christmas. My big family always ____ presents together at the start of the New Year and have done so in this way for mo...