题目内容：

短文填空

阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。

Many English language learners believe that the   1.  (great) difficulty with listening comprehension is that the listener cannot control how quickly a speaker speaks. They feel that what the speaker says disappear   2.  they can follow, while the words in a written text remain on the page where the reader can look back at them. This frequently means that students   3.  are learning to listen cannot keep up. They are so busy working out the meaning   4. one part of what they hear that they miss the next part. Or they 5.  (simple) ignore a whole section because they fail to catch it quickly enough. Either way, they fail.

Another difficulty is that the listener is not always in a position to get the speaker to repeat what has been said. And, of course, repeats cannot   6.  (ask) for when listening to the radio or watching TV.

Besides, 7. (choose) of vocabulary is in the hands of the speaker, not the listener. Very often, for people listening to a foreign language, an unknown word can be like a suddenly   8.  (drop) barrier (障碍) making them stop and think about the meaning of the word,   9.  (cause) them to miss the next part of the speech. In listening, it really is a case of “He who 10.  (stop) to work out the meaning is lost.”