—What a big storm last night!—Yes. I was doing my homework. Suddenly, all the lights in my house _______.
—Can you ______ my English tapes to me, Mom? —OK!
—Is that your father?—No. It’s my uncle, my mother’s _____.
We have four classes ______ the morning.
下列每组字母中不含元音字母的是 组。
下列字母中含有相同音素的是 。