The article was written to explain______.

单项选择题A．The woman is upset because she didn’t pass the examination.B．The woman doesn’t hope for a promotion ....C．The man gets used to counting on the woman.D．The man thinks that the women should be promoted.

单项选择题A．to buyB．buyingC．having boughtD．from buying

单项选择题A．onB．byC．atD．against

单项选择题The true cause of the anxiety of the workers is that______.

单项选择题By a well-oiled cog in the machinery the author intends to render the idea that man is ______.

单项选择题The author's attitude towards industrialism might best be summarized as one of______.

单项选择题To solve the present social problems the author suggests that we should______.

单项选择题From the passage we can infer that real happiness of life belongs to ______.

单项选择题On the basis of their models, scientists are of the opinion that______.

单项选择题A concentration of carbon dioxide in the atmosphere would______.