A letter is difficult to read 帮忙划分一下句子成分.特别是difficult和to read 具体做什么成分

Which letter is a what letter is a 汉语翻译 Everyone in the world,whether he or she is rich or poor,will encounter a lot of difficul Letter A is( )letter in the alphabet What letter is a drink? What letter is a drink? What letter is a drink What letter is a question? What letter is a question? What letter is a question? what letter is a vegetable this is a test letter? which letter is a question? Which letter is a question? Which letter is a vegetable Which letter is a drink? What letter is a vegetable this is a test letter?