itiscommontoseepeopl的精選

問題詳情：Nowadays，itiscommontoseepeoplestaringattheirmobilephonesinsteadofreadingareal   book＿＿＿＿＿＿manyexpertsareworried．   A.whenB．forwhichC．whereD.aboutwhich【回答】D知識點：定語從句題型：選擇題...