He had already walked three or four miles ________ he saw a cart, half-full of h
题型：同步题难度：来源：
He had already walked three or four miles ________ he saw a cart, half-full of hay,
by the side of the road. |
| [ ] |
A. while
B. when
C. the moment
D. unless |
答案
| B |
举一反三
| My grandpa sowed the flower seeds in the garden ________ it was the best time for them to grow. |
| [ ] |
A. where
B. when
C. that
D. until |
Much _______ the young couple needed money to make the down payment for the apartment,
they wouldn"t ask their parents for help. |
| [ ] |
A. although
B. as
C. even if
D. while |
| I would appreciate it ________ you can help me with my English this afternoon. |
| [ ] |
A. because
B. until
C. when
D. if |
| ________ he has limited technical knowledge, the old worker has a lot of experience. |
| [ ] |
A. Since
B. Unless
C. As
D. Although |
| _______ you"ve tried it, you can"t imagine how pleasant it is. |
| [ ] |
A. Unless
B. Because
C. Although
D. When |
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