Such vermin as bugs and rats （is, are ）hard to get rid of.
举一反三
- Once , bad habits are hard to get rid of. A: form B: formed C: forming D: got
- The study suggests that it is more difficult to respond what to get rid of.
- Once you _______ into a habit, it’s very hard to get rid of it
- Once you _______ into a habit, it’s very hard to get rid of it.
- It’s____ to fall into bad habits, but____ to get rid of them. A: easy, hard B: hard, easy C: easy, easy D: hard, hard