Max got lost and was trapped in the forest for 10 hours _______ a farmer nearby found him．（ ）
A．ifB．sinceC．untilD．after
There are _____ months in a year．December is the _____ month of a year．（ ）
| A． |
twelve； twelve |
B． |
twelfth； twelfth |
| C． |
twelve； twelfth |
D． |
twelfth； twelve |
﹣There are many _____ about this farm．
﹣Yes，lots of _____ are planted on it．（ ）
| A． |
photo； potato |
B． |
photos； potatos |
| C． |
photos； potatoes |
D． |
photoes； potatoes |
﹣Could you please tell me _____？
﹣Ten years ago．（ ）
| A． |
when you taught in this school |
| B． |
when did you teach in this school |
| C． |
how long you taught in this school |
| D． |
how long did you teach in this school |
The students love the teachers _____ can make their lessons fun．（ ）
| A． |
whom |
B． |
who |
C． |
whose |
D． |
which |
Bob is one of _____ boys in Class1，Grade 9．（ ）
| A． |
clever |
B． |
cleverer |
| C． |
the most clever |
D． |
the cleverest |