The professor said that he was interested only in research; he didn’t ________ others’ comments.

It took the scientists seven days to________Takla Makan________“the sea of death”.

In many states of America, a neighbor may ______ you with playing your radio too loudly.

In the questionnaire, the subjects are questioned whether they ________ no smoking in the public area.

He 　　the apple but couldn’t　　　it.