问题
There is_______ “s” and_______ “u” in the word “sun”.
A:a, an
B:an, a
C:a, a
D:an, an;
B:an, a
C:a, a
D:an, an;
正确答案是：
同类题型
2It’s fascinating to see _____ different people approach the problem
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_____ you come to Brunei, you would have to take off your shoes before going inside someone’s home.
______ returning home, she found a note _________ to the door, reading: “Call in later.”[ ]