tknowhow的精選

問題詳情：Idon’tknowhow______commas.  A:use       B:touse      C:used【回答】B知識點：非謂語動詞題型：選擇題...

問題詳情：Ifyoudon’tknowhow______newwords,_____ inthedictionary.       A.tospell;lookitup     B.spelling;lookthemup       C.tospell;lookthemup   D.spelling;lookitup【回答】C知識...