妈妈带你上街买东西，你帮妈妈挑选一个“绿色包装袋”，应选择（）
A.塑料袋
B.纸袋
C.全棉布袋
D.无纺布袋
参考答案：D
—______ day is it today?
—It’s Saturday.[ ]
A. Which
B. What
C. How
D. What time
The main disadvantage is（）in global logistics.
A.unqualified products
B.Different languages
C.Transportation delayed
D.Unreliable delivery of goods
