Fix wording

content/en/docs/concepts/architecture/nodes.md

@@ -102,8 +102,8 @@ Describes the resources available on the node: CPU, memory and the maximum
 number of pods that can be scheduled onto the node.
 
 The fields in the capacity block indicate the total amount of resources that a
-Node has. The allocatable block indicates the amount of resources that on a
-Node that are available to be consumed by normal Pods.
+Node has. The allocatable block indicates the amount of resources on a
+Node that is available to be consumed by normal Pods.
 
 You may read more about capacity and allocatable resources while learning how
 to [reserve compute resources](/docs/tasks/administer-cluster/reserve-compute-resources/#node-allocatable)
@@ -244,7 +244,7 @@ For self-registration, the kubelet is started with the following options:
   - `--node-labels` - Labels to add when registering the node in the cluster (see label restrictions enforced by the [NodeRestriction admission plugin](/docs/reference/access-authn-authz/admission-controllers/#noderestriction) in 1.13+).
   - `--node-status-update-frequency` - Specifies how often kubelet posts node status to master.
 
-When the [Node authorization mode](/docs/reference/access-authn-authz/node/) and 
+When the [Node authorization mode](/docs/reference/access-authn-authz/node/) and
 [NodeRestriction admission plugin](/docs/reference/access-authn-authz/admission-controllers/#noderestriction) are enabled,
 kubelets are only authorized to create/modify their own Node resource.