1) She___has not whitened___ her teeth yet.
2) __Have___ you already __been to___ the new exhibition at the Museum of Modern Art?
3) She __has played___ the guitar for some years.
4) Charles and Jill___have not got married___ so far, have they?
5) What__have __ you __bought___?
6) We___have not been___ to any party for three months.
7) What___has___ he ___written___in his article?
8) Where __has__ Kate___gone___ ?
9) The show__has not stopped__ yet.
Если много предметов, то are. Если один предмет, то is. Пожалуйста))
Steve Jobs was born on 24 February 1955 in San Francisco. His full name was Steven Paul Jobs. Birth parents abandoned him and then Steve was adopted by Paul and Clara Jobs. Some years later his adoptive parents affiliated a daughter, Patti.Paul was a mechanical engineer and worked for a corporation which produced lasers. Steve’s stepmother was a bookkeeper. She taught him to read at an early age and Paul showed Steve elementary electronics. Steve himself always insisted that Paul and Clara were his parents.<span>In 1972 Steve Jobs graduated from high school in California and became a college student at Reed College in Portland. He also attended lectures at the HP Company and then began to work there with his schoolfellow Steve Wozniak.</span>