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【題目】Light _________(travel) much faster than the sound.

【題目】The ground is covered with yellow__________(leaf).

【題目】Excuse me, would you please speak a little more __________ (slow)? I can hardly follow you.

【題目】I often stay at home on ___________ (rain) days.

【題目】The woman _____ is singing on the TV show is our English teacher.

【題目】Michael was playing basketball with his friends _____ his brother was listening to music.

【題目】The man was very busy and usually worked _____ a break until 11 o’clock in the evening.

【題目】It might be cold in the evening. You’d better take a(n) _____ to keep warm.

【題目】The story was so _____ that we couldn’t help laughing.

【題目】Look! There is _____ useful book on the desk.