---Is that Jack speaking? ---Sorry, he _
问题:
---Is that Jack speaking?
---Sorry, he _______ in. He _______ back in half an hour.
A.isn’t; will be
B.wasn’t; will
C.isn’t; is
D.wasn’t; was
---Is that Jack speaking?
---Sorry, he _______ in. He _______ back in half an hour.
A.isn’t; will be
B.wasn’t; will
C.isn’t; is
D.wasn’t; was