ver May31st

corrected a few typos

README.md

@@ -13,11 +13,11 @@ dumped website data occupy about 88 GiB totally.
 
 Several task definition templates are designed according to the functions of
 the WikiHow app and 5,522 task definitions are instantiated through the
-template toolkit in Mobile-Env. This task set is named as the *extended set*
+template toolkit in Mobile-Env. This task set is named the *extended set*
 (`wikihow-extended.tar.xz`). There may be several faults make the system or the
 task fail in the auto-generated tasks. Therefore, 178 tasks are sampled from
 the extended set and have been verified by human beings to ensure the
-correctness and the stability, which is named as the *canonical set*
+correctness and the stability, which is named the *canonical set*
 (`wikihow-canonical.tar.xz`). Owing to the limit of the budgets, only 70 tasks
 are tested using the proposed LLM-based agent in the corresponding pager.
 Thesed 70 tasks are given in `wikihow-microcanon.tar.xz`. We call it the
@@ -38,7 +38,7 @@ are expected to be assigned in the script:
 + The meta data of the crawled articles (`indices-t/docs/doc_meta.csv` in
   `wikihow.data.tar.xz`)
 
-All the data in need are offered in `wikihow.data.tar.xz`. (The archive is
+All the required data are offered in `wikihow.data.tar.xz`. (The archive is
 about 78 GiB. And the decompressed data are about 88 GiB.) The archive is split
 into two pieces (`wikihow.data.tar.xz.00` and `wikihow.data.tar.xz.01`). You
 can use `cat` to concatenate them: