题干
问句答句配一配。
⑴How do you feel? ____ A. No, I'm cold.
⑵What colour is it?____ B. It is an orange.
⑶What is it?____ C. It's black.
⑷How many teachers?____ D. I'm cold.
⑸Are you hot?____ E. Ten.
⑴How do you feel? ____ A. No, I'm cold.
⑵What colour is it?____ B. It is an orange.
⑶What is it?____ C. It's black.
⑷How many teachers?____ D. I'm cold.
⑸Are you hot?____ E. Ten.
答案(点此获取答案解析）
D,C,B,E,A
的含义为：当a≥b时，min 
＝－2，min ＝-3.