根据句子意思用括号中所给单词的适当形式填空。
小题1:Dad, Mum asked you and ________ (I) to do the cleaning at home today.
小题2:To our surprise, an excellent student ______(murder) by his roommate in a university.
小题3:Don't drink the ____________(pollute) water. It will make you ill.
小题4:I can’t stop ______(take) photos at this tourist attraction. I have no enough time.
小题5:The terrible traffic accident happened because the truck driver was so _______ (care) that he didn’t notice the sign of speed.