---This is Jane speaking. ----Oh, it’s you.Your voice sounds quite different ___ the phone.
Regardless of ________ the obstacles in this life may be, I will run my race to the best of my ability.
Both she and her friends liked travelling. She traveled a great deal, ________.
The vocabulary and grammatical differences between British and American English are so slight and few as hardly ________.
We would like to thank the founder of our library, without ________ help none of this would have been possible.
--I have to go now to pick up my daughter. --If you ________ go, at least wait till the rain stops.