问题
选择题
In recent years, many mainland residents have rushed to Hong Kong to buy baby milk powder due to their ________ about its quality.
A．anxiety
B．curiosity
C．generosity
D．attention
答案
答案：A
A 考察名词辨析。句义：近年来大陆居民奔赴香港购买奶粉，因为他们担心奶粉的质量。Anxiety担心，符合题意。故A正确。Curiosity因为“好奇”；generosity慷慨；attention注意。均与语境不符。