达标基础练习我夯基 我达标.根据句意和首字母提示完成下列句子1.The bomb e,but fortunately nobody was injured.答案：exploded2.The box didnt s at once;it floated for a little while.答案：sink3.The terrible earthquake d most of the buildings within 10 minutes.答案：destroyed4.Father was very attentive(专心的)with his head b in a book.答案：buried5.She hasnt been seen for four days and we are c for her safety.答案：concerned6.I have used the computer for nearly five years,but it is still in good c.
