. Helping others is a habit, _______ you can learn even at an early age.
Children, in my opinion, ________ creative ability is unthinkably rich, ________ is seldom taken notice of by us, should be trained in that area.
A warm thought came to me ________ I might help wash my mom’s feet on Thanksgiving Day.
--Have you got a digital camera?---No.---You should buy________.
________ for the fact that she broke her leg, she might have passed the exam.
Mr. Smith is always on time for everything. How ________ it be that he was late for the flight?