The days are gone _____ physical strength was all you needed to make a living.
Taobao.com has begun selling tickets online for international flights, ______ to cut the market share of Ctrip.com and other competitors.
Employers often give jobs to _______ they believe has work experience and a stong sense of duty.
Standing on the top of the hill, one would not do anything, but _____ the flowing of the clouds around me.
The “magical apple”, which we wish not to be the last one_____ us, has inspired the imagination and passion of millions of people.
Why the explosion occurred was ____ the laboratory attendant had been careless.