Night________(fall),wehurriedhome.
Wooddoesnotconductelectricity;________.
Themorewelookedatthepicture,________.
Hotmetal________asitgrowscooler.
Hefellasleepimmediatelylastnight;hemust________(be)verytired.
Thedirectorrecommendedthatshe________(study)moreEnglishbeforegoingabroad.
