Wheyou are calling ia noisy area, you are advised to_______.( ) ·use a more sensitive microphone. ·shout loudly into your microphone. ·go away quietly to continue the phone call. ·use your hand to help speak into the phone.
答案是:单选题 ·Talk outside the exit door. ·you value your calls more than your friends. ·use your hand to help speak into the phone.