pluralize doc comment verbs and add missing periods

2 files changed, 3 insertions, 3 deletions

diff --git a/src/libstd/sync/mpsc/mod.rs b/src/libstd/sync/mpsc/mod.rs
index 93b27b6ce9e..422439fadc1 100644
--- a/src/libstd/sync/mpsc/mod.rs
+++ b/src/libstd/sync/mpsc/mod.rs
@@ -750,7 +750,7 @@ impl<T> Receiver<T> {
         }
     }
 
-    /// Attempt to wait for a value on this receiver, returning an error if the
+    /// Attempts to wait for a value on this receiver, returning an error if the
     /// corresponding channel has hung up.
     ///
     /// This function will always block the current thread if there is no data
diff --git a/src/libstd/sync/mpsc/select.rs b/src/libstd/sync/mpsc/select.rs
index b509b3472ee..b8ad92841f2 100644
--- a/src/libstd/sync/mpsc/select.rs
+++ b/src/libstd/sync/mpsc/select.rs
@@ -254,11 +254,11 @@ impl Select {
 }
 
 impl<'rx, T: Send> Handle<'rx, T> {
-    /// Retrieve the id of this handle.
+    /// Retrieves the id of this handle.
     #[inline]
     pub fn id(&self) -> usize { self.id }
 
-    /// Block to receive a value on the underlying receiver, returning `Some` on
+    /// Blocks to receive a value on the underlying receiver, returning `Some` on
     /// success or `None` if the channel disconnects. This function has the same
     /// semantics as `Receiver.recv`
     pub fn recv(&mut self) -> Result<T, RecvError> { self.rx.recv() }