The word "groundbreaking"（Para. 7)can be best interpreted as______.A．pioneeringB．essential

What does the word "well－trodden" （Sentence 7, Para. 2) mean？A．Repeatedly "walked upon".B．

The author quotes Hilton Kramer in Para. 2 most probably in order to illustrateA．realism i

Which of the following can replace the word "unclog" in Para. 7？A．fix.B．clear.C．hinder.D．d

The author quotes the example of Straus in Para. 4 to showA．the whole process of applying

The phrase "ploughing through" （Para. 1)most probably means "A．quoting preciselyB．rewritin

执行下列程序段a$="visual Basic Programming"b$="C++"C$=UCase(Left$(a$ 7