这道语法题为何选A?It ____ Mary who gave me these things the other da

It Mary and dick who gave me these things the other day.(be) It ____ Jack and Mary who helped me the other day. 谓语动词的单复数形式It ( ) Jane and Mary who helped me the other day.A 写理由（详细）1.These apples are redder that the ____ you gave me.A It_____jane and mary who helped me the other day.A.is B.was it was the news that mary gave me 请教几道定语从句语法1.Is this the museum ____ you visited the other da A:Mary gave me a call a few minutes ago.(改为同义句） B:Mary ____ SAT语法.这题为何A?B错在哪? 这题为何选It so happen Mary's father made her ____ a box ____ all the things in. 这道英文题为何不选BBetween you and me ,that boy of Mary's was________