选用框内词组的适当形式填空。

--I'll play checkers with my brother Fred on Saturday．How about you，Jim?
-I'm going to ________ with my classmates．
--Oh，I'm afraid you can't ________ a picnic．It's said this weekend will be raining hard ________．You'd better ________．
--But what shall I do at home?
--What about ________? I know you like it very much．
--Good idea!