Before exam time or to finish a paper, he’d pull all-nighters … (Para.3)
A、Before exam time or to finish a paper, he’d turn on all the night lights …
B、Before exam time or to finish a paper, he’d spend all night studying …
A、Before exam time or to finish a paper, he’d turn on all the night lights …
B、Before exam time or to finish a paper, he’d spend all night studying …