A.that
B.who
C.which
D.he
Evolving from the electric telegraph invented in the 19th century, our communica
Yet much had happened between. As was discussed before, it was not until the 19t
These books date back ____ the 15th century.A. atB. onC. to
17、These books date back ______ the 15th century.A. atB. onC. to
[单选题]Britain_________ for control of the sea in the 17th century.A.contendedB.co
[单选题]The growth of specialisation in the 19th century might be more clearly seen in scien -ces such as _______ .A. sociology and chemistryB. physics and psychologyC. sociology and psychologyD. physics and chemistry
In the 19th century,water power was widely utilized ____ (generate) electricit
[单选题]The 19th Winter Games, held in Salt Lake City, ______ an Olympic. tradition which goes back almost 3,000 years.A. is the part ofB. are the part ofC. is part ofD. are part of
[单选题]The first textbook_____for teaching English as a foreign language came out
[单选题]Shopping habits in the United States have changed greatly in the last quart