Question

あっつん

教えて欲しいです🙇‍♀️至急お願いします🥹

(1) May I lie on the sofa ?
Would you mind (
)(
(2) He insisted that I should go there.
He insisted on (
)(
) on the sofa ?
) there.
(3) There is no telling what will happen in the future.
It is impossible (
) (
) what will happen in the future.
(4) We couldn't go on a picnic because of the heavy rain.
The heavy rain kept (
) (
) going on a picnic.