I know it isn ’t important but I can ’t help ________ about it.
________(catch)intherain,hewaswettotheskin.
Thedirectorrecommendedthatshe________(study)moreEnglishbeforegoingabroad.
Iwonderifhecouldgetit________(do)beforetomorrow.
Some molecules are large enough ________ (see) under the electronic microscope.
<ul id="amsko"></ul>