He said he could finish his work before supper．
A: what
B: which
C: whether
D: that
A: what
B: which
C: whether
D: that
举一反三
- He said he could finish his work before supper．
- (finish) ____________ his supper, he went on with his work without stopping.
- The manager asked me （）I could finish my work before the weekend. A: what B: whether C: which
- Jack was worried about whether he’d be able to finish his work ________.
- Jack _______ (worry about) whether he would be able to finish his work on time.