The development of industry has been ____gradual process throughout _____ human existence, from stone tools to modern technology.
“Only two centimeters higher, ______ break the world record,” encouraged the coach.
______ today, he would get there by Friday.
Hong Kong residents say they can no longer ________ the ongoing Occupy Central protests which greatly influenced their daily life and local business, and ask the protestors to withdraw from the streets.
By 17:30, _______ was almost closing time, nearly all the products had been sold.
---Kevin, you look worried. Anything wrong? ---Well, I a test and I’m waiting for the result.