The twins are so much__________that it is difficult to tell one from the other.

－Allthe dresses look nice. I can’t decide _____.－Ithink the orange on is the best.

The H7N9 flu is reported ______ higherfever and coughing for several days.

.You look tired .______ working indoors you should be out for a walk.

the morning train, he would not have been late for the meeting.