Suppose/Supposing (that) …

结构︰

Suppose/Supposing （that）＋子句，S＋V …

说明︰

此句型意为“如果…，假使…”。Suppose/Supposing (that) 引导假设条件句，其功能相当于 if。

Suppose/Supposing (that) we miss the train, what shall we do?
如果我们误了火车，我们将怎么办？