Which choice completes the text so that it conforms to the conventions of Standard English?

Question

Only after the storm had passed ____ the extent of the damage become clear.

Accepted Answer

A. did. Only after at the start forces inversion, and become needs did.

Answer

B. does — Present tense in a past narrative.

Answer

C. had — Had would need the participle become in a different sense.

Answer

D. was — Was does not pair with become.

Standard English Conventions practice question