问题
—How was your weekend, Bella?— Awful! That was the first time I _____ alone at home, bored to death. [ ]
A: has left
B: had left
C: has been left
D: had been left
B: had left
C: has been left
D: had been left
正确答案是：
同类题型
It is ________ he often fails in exams ________ makes his parents worried about him.
Is Jack _______ than Tom—No, Tom likes talking and has many friends.
When he was in that city, he _____ go to that park once a week.
34. Speaking of all the songs he has written, I think this is probably his _______ one.