表示"一...就..."的四类从属连词

as soon as
hardly……when……
no sooner……than……
on/upon……

As soon as he arrived in beijing,he called me on the phone.
No sooner had he arrived in beijing than he called me on the phone.
Hardly had he arrived in beijing when he called me on the phone.
On/Upon his arriving in beijing,he called me on the phone.

还可以用 The moment/second/minute……
Scarcely/Rarely……when……

这个。。是英语问题吧。。OMG
还是说几个吧
as soon as
hardly/scarcely…when/before
no sooner…than