词性转换

Dont believe her. I can ___________ say that she did not tell us the ___________. (true)

I dailed 110 to report the ___________(rob) as quickly as possible.

Sam introduced ________________ confidently to the whole class at the meeting. (he)

I was disappointed because the new car I wanted tobuy was not for__________(sell).

China is very different from ________countries in culture and customs. (west)