Will you let us know how long ___ will take to deliver the goods?
举一反三
- How long ( ) you ( ) him? (know)
- How long will it take for you to make a contribution?
- For Probability and Statistics class, no matter how bad you do, whether you finish your homework or watch a video, as long as you take the final exam, the teacher will let you pass.
- If you choose not receive those emails, please let us know by (send) ____ us a message.
- Don't forget to _______ to let us know you arrived safely.