题目内容

The YouGov poll of 2,000 people indicates that in a recession ________.

A. couples show more concern for each other
B. it is more expensive for couples to split up
C. conflicts between couples tend to rise
D. divorce and separation rates increase

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影响红外吸收峰强度的主要因素是______和______。

某旅行社2013年3月组团境内旅游收入40万元,替旅游者支付给其他单位的住宿、交通门票、餐费共计18万元;组织境外旅游收入30万元,付给境外接团企业16万元费用;承接境外旅游团入境旅游,该境外旅游团共收费20万元,本旅行社取得接团收入12万元,其中含代付门票等费用5万元。该旅行社本月应纳营业税为()。

A. 4.1万元
B. 2.1 5万元
C. 2.5万元
D. 3.5万元

1H NMR谱主要通过共振吸收峰的______、______和______等信号特征来提供分子结构信息。

What does the author mean by saying “money is known ... to bring a relationship
to its knees” (Lines 1-2, Para. 2)?

A. Money is considered to be the root of all evils.
B. Disputes over money may ruin a relationship.
C. Few people can resist the temptation of money.
D. Some people sacrifice their dignity for money.

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