【题目】—Can I help you? —I want two (dozens/ dozen) apples.

【题目】There is _______ “h” and _______ “u” in the word “hour”.

【题目】Nothing is impossible if you set your mind (to/ on) it.

【题目】_______ useful information on the Internet!

【题目】What’s Tom’s father like?

【题目】Although you may meet some difficulties in learning English ,you should never__________．

【题目】—Shall we give speeches (at/ on) the graduation ceremony.— Yes.

【题目】We should prepare some gifts (from/ for) our graduation ceremony.

【题目】Though the gifts are cheap, they are (有价值的) for students to remember their friendships

【题目】I _______ the phone number many times, but the foreigner couldn’t write it down.