2.Tusizi is tonic and can be taken for a long time.
举一反三
- We _____ out by that time that he ____ a thief for a long time.
- It (be) ____ a long time since we met last time.
- This knife is made of steel __________ and it can be used for a long time.
- If you hadn’t taken such a long time to get dressed, we’d ______ there by now.
- It ( ) me a long time to finish my homework last night. A: take B: took C: has taken D: had taken