He launched into a long speech about the danger of taking drugs.
举一反三
- It was not long before he realized the danger of the position.
- Many young began to taking drugs without realizing what the danger is. A: risk B: harm C: pain D: effect
- He has stopped taking drugs now, but he may revert to.........................(take)them again.
- He made a long speech ______his ignorance of the subject.
- Little _______ about his own safety, though he was in great danger himself.