—_______cats do you see?
—I see twenty.
A.How B.What C.How many
Therearesomebirdssinging___thetrees.
| A．in | B．on | C．at | D．from |
Mygrandfatherwasborn____Oct.10,1935.
| A．on | B．in | C．at | D．of |
Timsuddenlyreturned____arainynight.
| A．on | B．at | C．in | D．during |
Alotofstudentsinourschoolwereborn____March,1981.
| A．in | B．at | C．on | D．since |
Childrengetgifts____Christmasand____theirbirthdays.
| A．on;on | B．at;on | C．in;in | D．in;on |