用英语单词填空
问题描述：
用英语单词填空
A:Do you have science class every day?
B:Yes,I have it every day.
A:Do you like your science teacher?
B:Yes,she explains everything ___1____
A:What about your science class?
B:It's very interesting and it's very hard.
A:You're very smart and you'll have no ________2________
答
clearly
problem