[跟踪训练]
在空格处填入适当的词(1个单词)或所给词的正确形式
1．To speak English ，you had better read as many English articles as you can.(fluent)
2．Find out more about the history of ，including videos，interesting articles，and pictures.(culture) Revolution
3．The injured man mounted(爬上) his horse with (difficult) and then went to look for a doctor.
4．If something ，you do not understand it and feel confused.(puzzle) you
5．She knew a little French and she gave the French word its ．(pronounce)
6．Kathy picked a lot of Spanish by playing with native boys and girls.
7．He told me to write the address before I forget it.
8．Some people had difficulty ，but most understood. the lecture
