There is an abundant supply of cheap labor in this country().

单项选择题You don't need to carry large amounts of cash; actually all financial business will be conducted by computers.()

A. transmissions
B. transitions
C. transactions
D. transportation

单项选择题The emphasis on the importance of education has spurred scientific research.()

A. encouraged
B. fastened
C. raised
D. initiated

单项选择题The old man lodged an official complaint about his neighbours' behaviour.()

A. did
B. put
C. made
D. set up

单项选择题These programmes are of immense value to old people().

A. natural
B. fatal
C. tiny
D. enormous

单项选择题About one million Americans are diagnosed annually with skin cancer().

A. every year
B. severely
C. actively
D. every month