來源:網(wǎng)上整理 作者:中考網(wǎng)編輯 2024-12-18 14:13:34
中考網(wǎng)整理了關(guān)于九年級英語上冊期末復(fù)習(xí):【語法填空題】專項(xiàng)訓(xùn)練2,希望對同學(xué)們有所幫助,僅供參考。
Light travels at a speed(速度) which is about a million times 1 . ________(fast) than that of sound. 2. ________ one second, light travels about 300,000 kilometers, but sound travels only 340 meters. You can get some idea of this difference by 3. ________ (watch)the start of a running match. If you stand far 4 from the starter(發(fā)令員), you can see smoke
come from his gun 5._______ the sound reaches your ears.
The fast speed of light produces some strange facts. The nearest star is 6. ________ far away that light which you can see from it tonight started to travel to you four years 7. ________ at a speed of nearly two million kilometers every minute. The light from some of tonight's started on 8. ________(it) journey towards you even before you were born.
So, if we want to be 9 (誠實(shí)), we can’t say , " The stars are shining brightly tonight." We have to say, " The stars look nice. They were 10. ________ (shine) four years ago but their light has just reached our earth. "
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