The speech act theory was first put forward by（）

单项选择题Which of the following is NOT a distinctive feature of human language（）

A. Arbitrariness
B. Productivity
C. Cultural transmission
D. Finiteness

单项选择题Which of the following group of writers are the playwrights of the 17th century（）

A. Ben Jonson and John Dryden
B. Christopher Marlowe and Daniel Defoe
C. John Milton and Oscar Wilde
D. Ben Jonson and George Bernard Shaw

单项选择题Love for love is a comedy written by（）

A. William Shakespeare
B. Ben Jonson
C. William Conger
D. Christopher Marlowe

单项选择题Which of the following cities is NOT located in the Northeast, U.S.（）

A. Huston
B. Boston
C. Baltimore
D. Philadelphia

单项选择题U.S. presidents normally serve a(n)（）term.

A. two-year
B. four-year
C. six-year
D. eight-year

单项选择题（）is the capital of Canada.

A.Vancouver
B.Ottawa
C.Montreal
D.York

单项选择题Dina,（）for months to find a job as a waitress, finally took a position at a local advertising agency.

A. struggling
B. struggled
C. having struggled
D. to struggle

单项选择题John's success has nothing to do with good luck. It is years of hard work（）has made him what he is today.

A. why
B. when
C. which
D. that

单项选择题This coastal area（）a national wildlife reserve last year.

A. was named
B. named
C. is named
D. names

单项选择题You（）buy a gift, but you can if you want to.

A. must
B. mustn't
C. have to
D. don't have to