You said the books were on the shelf， but there was _______ there.

It is by no means clear ________ the president can do to end the strike.(2012·新课标全国，24)

The music of the film _________by him sounds so ___________ .

.According to the test disciplines itis_______ that any student takes a mobile phone into thee may examination room.

I drove to Zhuhai for the air show last week—Is that ________ you had a few days off