I’ve found your watch. You ____ it on my desk yesterday.
| A．left | B．have left | C．forgot | D．have forgotten |
Tom believes he will pass the exam, but I wonder he is well prepared.
A. that; whether B. whether; that C. that; that
If you don't know the word, why don't you in the dictionary?
A. look up them B. look it up C. look up it
The you work at your lessons, the progress you will make.
A. hard; much B. hardest; most C. harder; more
Tom down his book and down in bed.
A. lay; laid B. laid; lay C. lay; lay
In the past, people had knowledge about the illness.
A. little B. few C. many