Hefellasleepimmediatelylastnight;hemust________(be)verytired.
Ifound________toanswerallthequestionswithinthetimegiven.
A、nopossibility
B、therewasimpossibility
C、impossible
D、itimpossible
Themorewelookedatthepicture,________.
A、thelesswelikedit
B、welikeitless
C、betterwelikedit
D、itlookedbetter
ComradeLi________beinBeijingbecauseIsawhimintownonlyafewminutesago.
A、mustn’t
B、can’t
C、maynot
D、isn’tableto
Tosucceedinascientificresearchproject________.
A、oneneedstobepersistent
B、persistenceisneeded
C、oneneedsbeapersistentperson
D、oneneedsbeapersistentperson