________ there is no restriction on foreign entries at the film festival ,those that win are in minority. A. unless B. When C Where D while
—Who _____ it be that is knocking at the door?—It ______be father, but I’m not sure.
You can't imagine _____when they received these nice Christmas presents.
The meeting was of _____, and the information he offered at the meeting was_____.
The reason_______ his coming to China was _____ he wanted to study Chinese medicine.
I was really anxious about you. You _______ home without a word.