1．Some adverts, like the environmental protection advertisements, ________ to our conscience or our desire to be worthy citizens.
A．adapt B．attach
C．appeal D．adjust
答案 C [四个词都可以和介词to搭配，但是意思不同：adapt to适应；attach to依恋；附属；appeal to吸引；呼吁；adjust to适应；调节。根据题意，故选C。]
2．At the meeting they discussed three different ________ to the study of mathematics.
A．approaches B．means
C．methods D．roads
答案 A [approach强调对问题等的研究方法，比较正式，通常和介词to连用。]
