readme: minor grammatical tweaks
@@ -19,8 +19,8 @@ libcephfs-devel librbd-devel librados-devel
```
go-ceph tries to support different Ceph versions. However some functions might
-only be available in recent versions, and others can be deprecated. In order to
-work with non-current versions of Ceph, it is required to pass build-tags to on
+only be available in recent versions, and others may be deprecated. In order to
+work with non-current versions of Ceph, it is required to pass build-tags to
the `go` commandline. A tag with the named Ceph release will enable/disable
certain features of the go-ceph packages, and prevent warnings or compile
problems. E.g. build against libcephfs/librados/librbd from Mimic, or run `go
