To win in these areas, the firm needs a sustainable __________ advantage.
To work at home has been made ___with the development of the Internet.A it probable B it likely C likely D possible
—Is Paul playing basketball for his school? —Well, he __ .But he has given it up and switched to playing volleyball .A is B was C has D had
He is a strict but kind teacher,____ ,in my opinion , my son loves and respects .A one B he C the one who D he who
___total of 3,650 children were diagnosed as being sicken after drinking baby milk with ___chemical melamine.A The , B A , the C A , a D The , a
–What do you think of Obama’s address to the nation?--I like ___of what he said. Personally, It’ s a success.A many B few C much D little