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【单选题】
下列做法中符合营养科学要求的是A.
6岁左右儿童每日进食5次
B.
在每餐食物中加赖氨酸
C.
干稀搭配、粗细搭配
D.
菠菜和苋菜含钙高，可作为儿童摄取钙的来源
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知识点：
皮皮学刷刷变学霸
举一反三
【简答题】第五課宿題.doc
【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】172第二課宿題.doc
【简答题】172第一課宿題.doc
【简答题】第六課宿題.doc
【简答题】171第一課宿題.doc
【单选题】A：Can I buy two or three cards fro meachset？ B：Oh，sorry，Wesellitby（）.
A.
singly
B.
apiece
C.
set
D.
sets
【简答题】第九課宿題172.doc
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