問題詳情：
用括號內所給單詞的適當形式填空。
’s ________ (believable)that the little girl won the singing competition.
you completely_______ (truth)with me?
is the_______ (own)of the schoolbag?
e gave up the English exam because of her ________ (ill).
volunteers his weekend ______ (help)people in need.
【回答】
lievable hful r ess help
知識點：構詞法
題型：完成句子
