I won’t believe that the five-year-old boy can read magazines ____ I test him myself. 
#70912
A
if
B
when
C
after
D
until
推荐题目
—What does she look like?—____
#70438
A
She’s a student.
B
She’s twelve.
C
She has long arms.
D
She likes apples.
I need your help because I don’t know __________.
#70376
A
how to do
B
what to do it
C
what should I do
D
how to do it
 –John had a short walk after lunch,__________?
#68669
A
didn’t he
B
did he
C
had he
D
hadn’t he