go buy have clean be do 选词并用适当的形式填空 1、 we will [ ]a picnic tomorrow afternoon.2、kitty and alice want [ ]their homework together.3、i [ ]already [ ]to ocean park.4、we [ ]the classroom after school.

1have
2to do
3have gone
4will clean

1. have
2. to do
3. have been
4. clean

1、have
2、to do
3、have gone
4、clean

1. go 2. to do 3. have been 4. clean

have
to do
have gone
cleaned