问题
选择题
Many friends sent me e-mails to _________ me on the birth of my son.
A．celebrate
B．reward
C．express
D．congratulate
答案
答案：D
考查动词辨析。congratulate sb. on sth.祝贺某人某事；celebrate 庆祝(节日) reward报酬，报答；express表达，根据意思，应选D。