Although you may meet some difficuIties,you should never .
—Is that ______ volleyball?—Yes. Bill likes playing ______ volleyball. ______ volleyball is his.
—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。