题干
.
Allan’s new MP4 is only about 10cm________ 8cm_______125 grams.
Allan’s new MP4 is only about 10cm________ 8cm_______125 grams.
A：between; weighing
B：by; weighing
C：of ; weigh
D：with ; weigh
答案(点此获取答案解析）
B
="(2,3)," b=(-4,7)，则