_______ they are twin brothers, they don’t look like each other.
| A．Though | B．Since | C．However | D．When |
—The rain came to a stop the night before. The fields are still full of water.
—It _________ for nearly a week.
| A．has rained | B．had rained | C．would rain | D．was raining |
_______carefully you write, _______ mistakes you’ll make.
| A．The more, the fewer | B．The less, the fewer |
| C．The less, the more | D．The more, the less |
How happy we wereeach other ！
| A．to see | B．seeing | C．saw | D．have seen |
—Sorry, I made a mistake again.
—________. Practice more and you will succeed.
| A．That’s all right | B．That’s right. |
| C．Not at all | D．It’s a pleasure. |
________ is difficult if you put your heart into it.
| A．Anything | B．Nothing | C．Something | D．Everything |