What surprised me was not what he said but ______ he said it.
______, his ideas was accepted by all the people at the meeting.
If there ______ no water, there ______ no life on the earth.
Millionaires are often very generous and __a lot of their money to charities to help the poor.
The student did not catch the last bus, _______, it began to rain cats and dogs.
______ you have tried it, you can’t imagine how pleasant it is. A. When. B. Because. C Although. D. Unless.