5. I have no doubt ______ he will overcome all his difficulties.
举一反三
- I have no doubt ________he will overcome all his difficulties. A: if B: that C: as to D: whether
- I have no doubt ______ he will overcome all his difficulties. A: whether B: when C: that D: if
- I have no doubt ______ he will overcome all his difficulties. A: whether B: if C: that D: what
- He has overcome his difficulties with courage and ______. A: energy B: determination C: strength D: time
- I have no doubt __________ he will pass the examination .