---Is that Jack speaking?  ---Sorry, he _______ in. He _______ back in half an hour.      
#41814
A
isn’t; will be
B
wasn’t; will
C
isn’t; is
D
wasn’t; was
推荐题目
They say this kind of fruit          good and          well. 
#41661
A
tastes; is sold
B
is tasted; sells
C
tastes; sells
D
is tasted; is sold
When the teacher came in, all of us _______.
#38764
A
stopped talking
B
stopped to talk
C
stop talking
D
stop to talk