You should never base anything on a theory that ________

You should never base anything on a theory that _________ impractical in practice.

#86010

is proved

prove

proves

proved

推荐题目

_______ has been done to make our school more beautiful.

#85847

Many

Much

A lot of

A few

Amy usually _______ from school, but today she goes home by bike.

#43699

walk home

walk to home

walks home

walks to home

We think that _______ more vegetables _______ good for us.

#44033

eating, are

eating, is

eat, are

eat, is

 Ten minutes ____ enough for me.

#86171

are　

---How many _______ are there in the basket? --- _______ fourteen.

#43649

potato, they’re

potatos, There’s

potatoes, There’re

potatoes, There is

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