The Communist Party of China’s 20th National Congress (中共二十大) _______ in autumn this year.
was held
is held
will be held
The rich man __________ much food__________ the poor families during the hard time.
If Simon ________ hard, he _________better results in English.
I think math is not ________ science.
The old man has________ useful horse and horse can do a lot of things for him.
When he walks ______ my desk, he often knocks my books off the desk.