问题
选择题
ˉWhat do you think made Tom so upset?
ˉ ______her new bicycle.
A．Because of
B．Lost
C．As she lost
D．Losing
答案
答案：D
本题考查非谓语动词。将答语还原为完整句： ____her new bicycle made Tom so upset。可发现空白处在句子中充当主语，只能用-ing 形式，答案是losing