To master(掌握）language，one must be able  1  and understand the spoken language as well as to read and write．Speaking，of course， 2  go without listening．If you want to pronounce(发音)a word correctly，first you must hear it correctly． If you don't listen 3  ，you'll find it difficult or even impossible to understand the native speakers．As for writing，people usually use shorter words and shorter sentences  4   their writing．The important thing is to  5   your idea clear in your head and then to write it in clear language．And if you read too slowly，by the time you  6  the end of a page，you may  7  what the beginning is about and then you'll never finish a book．When you  8  some new words，don't look them up in the dictionary at once． 9  the meanings from the context(上下文)．You may not get quite correct answers the first time，but as the new words come up again and again in different contexts, their meanings will become  10 ．In this way you can learn a language well．

1．A．speaking         B．spoke                  C．to speak

2．A．can't              B．can                      C．must

3．A．correctly        B．carefully              C．happily

4．A．in            B．from                    C．with

5．A．change           B．make                   C．start

6．A．reach             B．arrive                   C．get

7．A．forget            B．forgot                  C．forgetting

8．A．feel                B．meet                    C．watch

9．A．Think            B．Guess                  C．Know

10．A．clearest         B．clearer and clearer  C．the clearest

Complete the sentences with the words in their right forms（用括号中所给单词的适当形式填空）：

Complete the sentences with the given verbs in their proper forms(用所给动词的适当形式完成下列句子)：

I'm sorry I didn't hear you because I ________ (listen) to music.