Complete the sentences with the given words in their proper forms (用括号中所给单词的适当形式完成下列句子。每空格限填一词)
小题1:Mr. White lives on the________ floor in that building. (five)
小题2:Walking in the space is one of the _____ of our time. (wonder)
小题3:Tom will study still __________ next term. (hard)
小题4:He is very careless, so he is __________ to be in charge of the experiment. (fit)
小题5:The plane landed ________ at last after flying in the storm for about one hour. (safe)
小题6:Have you ever seen how to _______ a cow? (milk)
小题7:Not everyone enjoys fast food. Jack is the one who ________ hamburgers. (like)
小题8:At the end of every year, some people go back to their ________ homes.(national)