A:so that
B:in order that
C:in case
D:because
星期
一
二
三
四
五
六
进库量(吨)
+5
-7
+10
-3
-2
+8
Yesterday ____ (is) sunny. Jim ____ (go) to the zoo with his friends. They ____ (buy) some ice cream and ____ (see) many animals. They ____ (have) a good time.
按下列要求填空:
(1)正确量取15mL液体,应选用下列____ (填序号)量筒.
①20mL ②50mL ③10mL和5mL
(2)某同学量取食盐水,读数时量筒放平在桌上且面对刻度线,当视线仰视时读数为10mL,其正确的体积数应____ (填“大于”“小于”或“等于”)10mL.
(3)用来吸取和滴加少量液体的仪器是____ ;
(4)实验室常用的加热仪器是____ .