I’m not sure________ he is right. _______ he is right, I will follow him.[ ]
题型：同步题难度：来源：
| I’m not sure________ he is right. _______ he is right, I will follow him. |
| [ ] |
A. when, if
B. whether, whether
C. if, whether
D. whether, if |
答案
| D |
举一反三
| The teacher asked the student to do _ he said. |
| [ ] |
A. like
B. the same
C. as
D. look like |
| _ he was ill, he didn"t come. |
| [ ] |
A. To
B. At
C. As
D. So |
| he said he wasn"t hungry at all, he ate a big breakfast. |
| [ ] |
A. Unless
B. Because
C. Though
D. If |
—Do you enjoy your life here?
—Yes,______I"m very busy sometimes. |
| [ ] |
A. when
B. because
C. though
D. if |
| Yesterday it was raining very heavily all day, _____ I stay in. |
| [ ] |
A. because
B. so
C. although
D. but |
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