.-- It’s no easy task to catch a ticket on a website that receives 1 billion clicks daily .
--I can’t agree with you more . There _____ be errors for every single step .
| A．should | B．must | C．can | D．will |
Last night I met Mr. White , ___ used to be my maths teacher.
| A．which | B．that | C．who | D．whom |
World war I ___in 1937.
| A．has broken | B．was broken | C．broke out | D．was breaking out |
Would you like to go to the concert with me? No, I would rather ___.
| A．to stay at home | B．stay at home | C．staying at home | D．will be staying |
Did the manager agree ___this plan that day?
| A．to | B．on | C．against | D．with |
Tom wrote __good composition that he was praised by all the teachers in the school.
| A．so a | B．such a | C．a so | D．a such |