Ⅰ.单词拼写
1．It is known to us all that the English language is________(持续不断地) changing.
2．If she doesn't want to go, nothing you can say will________(劝服) her.
3．They drove 600 miles across the________(沙漠)．
4．Eventuallyshemanagedtoo________her shyness in class.
5．Modern houses have replaced the m________huts with grass roofs.
6．He s________the letter into his pocket while no one was looking.
