皮皮学，免费搜题
登录
搜题
【单选题】
可作为不溶性骨架片的骨架材料的是A.
聚乙烯醇
B.
壳多糖
C.
果胶
D.
海藻酸钠
E.
聚氯乙烯
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Choose the best topic sentence for each group of supporting sentences. 1.)___________________________________________________. North Americans send cards for many occasions. They send cards to family ...
A.
Sending cards is very popular in North America.
B.
Birthday cards are the most popular kind of card.
C.
It is important to send thank-you cards.
【单选题】One of the advantages of credit cards is that______.
A.
there are many kinds of credit cards
B.
they are not easy to lose
C.
they can be canceled after being stolen
D.
they are easy to carry with
【单选题】___________________. North Americans send cards for many occasions. They send cards to family and friends on birthdays and holidays. They also send thank-you cards, get well cards, graduation cards, a...
A.
Sending cards is very popular in North America.
B.
Birthday cards are the most popular kind of card.
C.
It is important to send thank-you cards
【简答题】第六課宿題.doc
【判断题】Business cards are cards bearing business information about a company or individual.()
A.
正确
B.
错误
【简答题】第三課宿題.doc
相关题目：