
[单选]
When his shoes _______, Tom just throws them away.
A、come to an end
B、are put to use
C、are used up
D、wear out
查看答案

A、come to an end
B、are put to use
C、are used up
D、wear out
A、when his son had come home
B、when his son has come home
C、when did hls son come home
D、when his son came home
A、 when
B、and
C、than
D、as