Physics my favorite subject. I like it so much that I wish we had a physics class every d

问题补充：

Physics my favorite subject. I like it so much that I wish we had a physics class every day.

A. is

B. are

C. was

D. have been

答案：

(答案→)A. is

B. are

C. was

D. have been

解析：考查主谓一致。本题的主语physics形式上是复数，但是实际上指的是单数，物理这一门学科。句意：物理是我最喜欢的学科，我非常喜欢他，希望有一天我可以做物理学家。根据下半句说明本句使用一般现在时的形式。故A正确。