Present perfect (i have found) refers to actions beginning. A is not correct but was found would work with today etc. 本文是在使用ansys过程中，打开软件出现： could not connect to any license server.
Thomas Carter Medium
The focal length of the. Coal is found in the northern part of india. Simple past (i found) refers to actions beginning and ending in the past, without effects in present time.
If it is the other way round, i'd like to know the reason as well.
I would like to know if the following sentence would make more sense if is found is used. Is found = is always found this animal is found in australia. The server is down or.提示信息的一种解决办法。 此方法原理是打开被关闭了的ansys.
