You will have to stay at home all day ______ you finish all your homework.
| A．if | B．unless | C．whether | D．because |
She brought with her three friends, none of _________ I had ever met before.
| A．them | B．who | C．these | D．whom |
What do you mean, there are only ten tickets? There _________ be twelve.
| A．would | B．should | C．will | D．shall |
On the double 11th day, my uncle’s online store has successfully sold _____ shoes as last year, that is, it can hardly make ______ progress.
| A．as many twice; worse | B．as many twice; bad |
| C．twice as many; good | D．twice as many; better |
Let’s go to _________ cinema—that’ll take your mind off the problem for _________ while.
| A．the; the | B．a; the | C．the; a | D．a; a |
－It looks heavy. Can I give you a hand?
－___________.
| A．Yes, my pleasure | B．No, thanks |
| C．No, never mind | D．Yes, I do |