0Hi,02br 02br 00Can you confirm my surmises for the sentence below?02br 02br 00The mistake which the leaders and John made 1) 01u01b00could02b00 have been prevented02u00, if they 2) 01u00had been02u00 cautious and asked for help. 02br 02br 001) Is the main function of modal verbs like 'could' to express advisibility and the modal verbs do not affect the time references of tenses?02br 02br 002) Is 'had been' in the 01b00past perfect02b00 tense mode? 0-
Top answer
0Hi Believer02br 02br 001. 02br 02br 002. 0-
— Yankee
0Hi Believer02br 02br 001.
02br 02br 002.
0-
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