【简答题】But black plastic looks so industrial, so , that I have gradually moved over to hay mulch.
【判断题】The author uses hay mulch instead of the black plastic because the plastic is so ugly.
【简答题】柠檬黄在空胶囊制备时的作用是 A着色剂 B.避光剂 C.矫味剂 D.防腐剂A. 1 B. 1 C. 1 D. 1
【判断题】Mr. Black can not handle all of his customers.
【单选题】在颅脑部横断层上,豆状核与屏状核之间的白质区是
【简答题】Why did the author give up the black plastic since it seemed to be working so well?
【单选题】...the campaign on plastic straw use is really about the larger issue of plastic use globally.
A.
I hate that plastic smile of hers.
B.
Do they take plastic ?
C.
What are they going to do with these plastic bottles?