题干
I'm waiting for my friend. If he _______, I will go swimming alone.
A：doesn't come
B：won't come
C：will come
D：is coming
答案(点此获取答案解析）
A
I'm waiting for my friend. If he _______, I will go swimming alone.
A：doesn't come
B：won't come
C：will come
D：is coming
