- Brain trust; think tank
- I think and think and cannot cease from thinking.
- Think of solar power, and you probably think of photovoltaic panels.
- Do you think it will rain? -- Yes, I think so.
- It will be better than you think for.
- I think this is a swell hotel.
- They are clearing out the tank.
- tank driving manual
- Fill the tank with water.
- The entire stock market tanked on Friday.
- There is still some gasoline left in the tank.