A.hard and tough(韧).
B.hard but brittle.
C.soft but tough.
D.soft and brittle.
单选题 | As suggested by the text, how can glass be made less brittle? | 查看答案 |
单选题 | The old man said he had not an enemy in the world,which shows that he was a very | 查看答案 |
单选题 | parent | 查看答案 |
单选题 | Tom kept quiet about the accident lose his job. | 查看答案 |
单选题 | 查看答案 | |
单选题 | depend | 查看答案 |
单选题 | He paid the boy $ 10 for washing ten windows ,most of hadn't been cleaned for at least a year. | 查看答案 |
单选题 | 查看答案 | |
单选题 | What kind of man would you say the old man was? | 查看答案 |
单选题 | 查看答案 | |
单选题 | Can you make sure the gold ring? | 查看答案 |
单选题 | He you more help, even though he was very busy. | 查看答案 |
单选题 | For how long was Benin under France? | 查看答案 |
单选题 | 查看答案 | |
单选题 | The new secretary is supposed to report to the manager as soon as she . | 查看答案 |
单选题 | What do we know about Mary Cassatt's marriage(婚姻)? | 查看答案 |
单选题 | 查看答案 | |
单选题 | Why do people put hot metal in water? | 查看答案 |
单选题 | Oh, John. you gave us! | 查看答案 |
单选题 | character | 查看答案 |