If it ________ for the heavy rain then, we would have arrived here ahead of time.
Hawking became world-famous in _______.
They asked me to have a dinner in an excellent restaurant with the, I said that it was at least five years since I _______ a good meal.
He is ______as a leader but he hasn’t__________ in teaching.
The mistakes made by Chinese students are quite different from _________ made by the Japanese students in English study.
He knows so much about the story. He must have read the book,_____?