长期素食者可引起维生素B12缺乏。( )

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问题:

长期素食者可引起维生素B12缺乏。( )

考点:公共营养师营养师基础知识公共营养师基础知识
题型:判断题

I saw a lighthouse _____ at the mouth of the river.

A.locating

B.location

C.located

D.which located

题型:判断题

从培训的方式看,培训可以分为()。

A.职内培训

B.职外培训

C.在岗培训

D.团队开发

E.自我开发

题型:判断题

高温煅烧一定质量石灰石(主要成分CaCO3),可制得生石灰(CaO)和二氧化碳,反应至质量不在减少.冷却称得剩余固体的质量为122g,同时生成气体88g,已知石灰石中杂质不溶解,试求:

(1)原石灰石的质量;

(2)石灰石中含碳酸钙的质量分数.

题型:判断题

I was a single parent of four small children, working at a low paid job. Money was always tight, but we had a (1) over our heads, food on the table, clothes on our backs, and if not a lot, always (2) . Not knowing we were poor, my kids just thought I was (3) . I’ve always been glad about that.

It was Christmas time, and although there wasn’t (4) for a lot of gifts, we planned to celebrate with a family party. But the big (5) for the kids was the fun of Christmas (6) .

They planned weeks ahead of time, asking (7) what they wanted for Christmas. Fortunately, I had saved MYM120 for (8) to share by all five of us.

The big (9) arrived. I gave each kid a twenty-dollar bill and (10) them to look for gifts of about four dollars each. Then everyone scattered. We had two hours to shop; then we would (11) back at the "Santa’s Workshop"

Driving home, everyone was in high Christmas spirits, (12) my younger daughter, Ginger, who was unusually (13) She had only one small, flat bag with a few candies—fiftycent candies I was so angry, but I didn’t say anything (14) we got home. I called her into my bedroom and closed the door, (15) to be angry again. This is what she told me.

"I was looking (16) thinking of what to buy, and I (17) to read the little cards on the ’Giving Trees’. One was for a little girl, four years old, and all she (18) for Christmas was a doll. So I took the card off the tree and (19) the doll for her. We have so much and she doesn’t have anything. "

I never felt so (20) as I did that day.

13()。

A.day 

B.chance 

C.cheque 

D.tree

题型:判断题

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