This is an illness that can result in total blindness ________ left untreated.
举一反三
- Left ______, those initial fears resulting from earthquakes can impinge on children's development as adults. A: being untreated B: untreated C: having untreated D: to be untreated
- Left ______, those initial fears resulting from earthquakes can impinge on children’s development as adults. A: being untreated B: B. untreated C: having untreated D: to be untreated
- The concentration of total dissolved solids in the water of an auxiliary boiler can increase as a result of （）.
- There is no doubt that stress can __________ illness（疾病）.
- “____ he have left yesterday?” Yes, he ____<br/>yesterday.” No, he ____ yesterday.” A: Must; must have left; can’t have left B: Can; can have<br/>left; can’t have left C: Can; must have left; can’t have left D: May; must<br/>have left; shouldn’t have left