It’s not good for us ___________ in the playground ___________ hazy (雾霾) mornings.
| A．exercising ; in | B．to exercise; in |
| C．to take exercises; on | D．to do exercise; on |
We all know that doing morning exercises ______.
| A．is good for our healthy | B．are good for our healthy |
| C．are good for our health | D．is good for our health |
John arrived _____ London _____ a cold morning.
| A．on; at | B．at; at | C．in; on | D．at; in |
Lily and Lucy are twins and Lucy is ________ of the two.
| A．old | B．oldest | C．the oldest | D．the elder |
I don’t like this pair of glasses at all. Please show me _________.
| A．the other one | B．the other pair | C．another one | D．another pair |
Shanghai is bigger than _____ in Jiangsu and bigger than _______ in China.
| A．any city; any city | B．any city; any other city |
| C．any other city; the other cities | D．any other city; any city |