单词拼写（共10题；每题1分，满分10分）
根据下列各句句意和空白之后的汉语提示词，在答题卡指定区域的横线上写出对应单词的正确、完整形式，每空只写一词。
His mother is _______about his future and happiness. (对……担心)
The father was_________about the son's bad performance at school（心烦意乱的）
Although many Americans move a lot, they still ___________(辨认出) and understand each other’s dialects.
Two years ago she bought an expensive mountain bike and then        me to buy one. （劝服）
After            from college, we finally got the chance to take a bike trip. （毕业）
She insisted that she                 the trip properly. （组织）
The                of the people was extreme. （痛苦）
Some of the rescue workers and doctors were trapped under the            . （废墟）
She is very________(可靠的)and I knew I didn’t need to encourage her.
People began to wonder how long the________ ( 灾难 )would last.