Many Chinese students think science subjects are _________ foreign languages.
| A．more difficult as | B．less difficult than |
| C．much difficult than | D．so difficult as |
It took Andy two hours ____ his homework yesterday evening and I spent ____ mine. .
| A．doing; less time finishing | B．doing; more time to finish |
| C．to do; more time to finish | D．to do; less time finishing |
Peter is ______honest boy and he often tells me ______.
| A．a; anything true | B．/; something true | C．an; true something | D．an; something true |
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 |