根据句意,用所给动词的适当形式填空。 小题1:—We haven’t heard from Jane for a long time. —What do you suppose _______(happen) to her? 小题2:The second Youth Olympic Games _______(hold ) in Nanjing in 2014. 小题3:I tried many ways I could think of _______ (stop) the little boy from crying. 小题4:Some students seem to have difficulty _________(control)their actions. 小题5:The little girl dare __________ (swim) in this deep river now.