--why the answer Hundreds ;twos and threes need to add 's'?
T2. She is looking after a __
A five- month-old baby B.five -month -old boy C.five- month-old baby
想問何時要加' - ' ,並有怎樣的作用?
T3 .The post office is next to our school .
the similiar meaning of next to is A beside B besides
答案是A,但為何不用加's'?
T4______terrible weather we've been having these days.
答案是what ,但為何不選what a ?
T5 .___picture it is!
答案是How wonderful a ,為何不選How a wonderful?
lf the doctor had not been there yesterday,___babies would have died.
答案是all the poor little ,為何不是the all poor little及all the little poor?
T7.l don;t think l can introduce you to other guests, because l know _of them
答案是few,為何不是a few,多了一個 a 有什麼不同?
更新1:
兩位解答者都很用心為我解答,我並不能作判斷誰好,請各位投票!