______ you choose to contact us, you can expect our efficient and helpful service.
举一反三
- If you can ______ us a 3% discount, we shall give you our initial order amounting to US$ 25,000.
- You can contact us by telephone or e-mail, _________you prefer. A: whenever B: however C: whichever D: whatever
- Please take the time __________ our services and contact us if you require any further information.
- –thank you very much, you’ve been very .- always at your , madam. A: helpful, serve B: helpful, service C: help, service D: helped, service
- What of the following can be helpful for us to realize our dream?