---- What did Jack eat? ---- He ________
题型:选择题
问题:
---- What did Jack eat?
---- He ________ an apple before he ________!
A.ate; sleeps
B.had eaten; slept
C.eats; was sleeping
D.has eaten; slept
---- What did Jack eat?
---- He ________ an apple before he ________!
A.ate; sleeps
B.had eaten; slept
C.eats; was sleeping
D.has eaten; slept