He’s already ridden the horse before ,______?
下面 组中的字母顺序前后是正确的。
There is “s” in the word “desk”.
—Mike invited us to take part in the party this Sunday. — Is tomorrow his birthday?
Great changes have taken place around the world. Nobody can tell _____ in 20 years.
_____ nice the ice cream looks! Ican’t wait to taste it.