Students have to answer Present Perfect Continuous questions using both affirmative and negative sentences. You can mix cards from different sets and practice a few tenses at the same time. The set consists of 50 cards with 50 questions, 100 pictures and the answers on the reverse side.
肯定文と否定文の両方を使って現在完了進行形の質問に答えます。異なるセットのカードを混ぜて同時にいくつかの時制を練習することができます。カード50枚入り（質問50個、絵100個を含む）カードの裏面に解答があります。