Question

---We’d better not eat too much junk food  ______  it is delicious.
---I agree. It’s bad for our health.

1. A.
   if
2. B.
   although
3. C.
   because

Answer 1

B
考查从句的引导词。“我们最好不要吃太多的垃圾食品，尽管垃圾食品很美味。”“同意。垃圾食品对健康有害。”if“如果”；although“尽管”；because“因为”。句意表示的是让步。故选B。