根據(jù)首字母及漢語提示完成單詞拼寫,使句意通順:
1. Sunday is the f________ (第一) day of a week.
2. Mike ________ (騎) his bike to school every morning.
3. Thank you for your i________ (邀請).
4. We have different h________(習慣).
5. Can you help me to c________ (選擇) some CDs?