问题
选择题
he newly-discovered star was named _____ a Chinese astronomer ________his contributions to astronomy.
A．for; in favor of
B．after; in honor of
C．by; in memory of
D．as; in praise of
答案
答案：B
考查介词和介词短语,第一空填after,词组:be named after”以…命名，第二空填in honor of“为了对…表示敬意，为了纪念”句意是：新发现的星星是以中国宇航员命名的，为了纪念他对航天事业做出的贡献。选B。