Don Romano (alt)Some word pairs that are hard to get the hang of if you're not a native English speaker:
teach-learn
lie-lay
was-were
who-whom
sang-sung
Jonkman Microblog is a social network, courtesy of SOBAC Microcomputer Services. It runs on GNU social, version 1.2.0-beta5, available under the GNU Affero General Public License.
All Jonkman Microblog content and data are available under the Creative Commons Attribution 3.0 license.