——Shall we go to Alberta for the summer holiday? ——_________. It's one of the world's cleanest cities.
A:Sounds great
B:Not at all
C:You’re kidding
D:You’re welcome
某实验小组在探究“电流大小与哪些因素有关”的实验中:
森林医生。(对的画“√”,错的画“×”,并改正)