My friend Jack was the first person I knew ______an iPhone 5S.
A. using B. to use C. used D. having used
They hope to turn our society into one ______ those in need can get help.
A. where B. which C. when D. who
I believe that human cloning is wrong. If we toy with nature, we will have to deal with the _______.
A. concepts B. conflicts C. consequences D. credits
The salesman scolded the girl caught ____ and let her off．
A．to have stolen B．stealing C．to steal D．to be stealing
With the successful launch of Tiangong-I, which was ______ breakthrough in space field, China's space dream took a step closer to ______ reality.
A. a; / B. the; a C. a; the D. the; /
---Jenny, I think I’ll just have some coffee for a change．
---______．The coffee I bought yesterday is in the cupboard．
A. Change it, please B. Never mind C. With pleasure D. Help yourself
