That will.

That is. / That has. / That was. / That does.

(nonstandard, dialect, e.g. Black Country, Northern Ireland) whose, of which, in dialects that require a human antecedent for 'whose'

Straw, rushes, or similar, used for making or covering the roofs of buildings, or of stacks of hay or grain. / (Caribbean) Any of several kinds of palm, the leaves of which are used for thatching.

To cover the roof with straw, reed, leaves, etc.

(idiomatic) Said in reply to something that one believes will never happen.

(informal, idiomatic) Everything else related to something; other similar things.

That is the way things happen; that's life.

That is the way things happen / Certain things cannot be changed, helped or improved; struggle and objection are pointless.

That is the way things happen.