______ in March,  that so many people had on their light wears.

A．So hot became the weather

B．So became the hot weather

C．The hot weather became so

D．So hot did the weather become

(2分)物理学是一门以实验为基础的学科，实验中仪器的读数是必不可少的，请你读出图中四种测量仪器的读数⑴__________，⑵__________，⑶__________，⑷__________。