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
单项选择题Father()goes to the gym with us although he dislikes going there.
A. hardly B. seldom C. sometimes D. never
单项选择题Listen! Do you hear someone()for help
A. calling B. call C. to call D. called
单项选择题Being a parent is not always easy, and being the parent of a child with special needs often carries with()extra stress.
A. it B. them C. one D. him
单项选择题()twice, the postman refused to deliver our letters unless we chained our dog.
A. Being bitten B. Bitten C. Having bitten D. To be bitten