Millie is______ clever a girl thatshe has worked out _______difficult math problems.

How do you find the match between Spain and Switzerland?—It’s ！ Powerful Spain lost the game by 0∶1.

Can you make sure ________ he will come here today, Linda

Could you help me with some math problems–Sure. That’s _______ I’m here.

The novel was so interesting that he readit _____ in a single day.