It was not until this year _____ scientists managed to make a cat and a goldfish disappear from sight using an invisibility cloak(斗篷)
#84835
A
that
B
when
C
while
D
As
推荐题目
— Were you worried about him last night?    — Yes. It was ________.
#85432
A
until he returned that I went to bed
B
until be returned that l slept well
C
not until he returned that I went to bed
D
not until did he return that I went to sleep
__________ his work was still as it had been?
#47003
A
It was why that
B
Why is that
C
It is why that
D
Why was it that
 What the boy ____ make his friends happy.
#85424
A
does did
B
did did
C
do do
D
do does