281 Many hands make light work__________is strength

eople have been ill from a strange disease thesedays, _____ we’ve never heard of before

Beijing has improve a lot these years.—_____ and_____.

．—Did he _______ to escape being punished by the police? —No, he _______ to, but failed.

. hard Bill is working!-Yes. He’s the most hard-working in our class.*