The director recommended that she ________ (study) more English before going abroad.
study
暂无解析
Somemoleculesarelargeenough________(see)undertheelectronicmicroscope.
Hefellasleepimmediatelylastnight;hemust________(be)verytired.
________(catch)intherain,hewaswettotheskin.
Hardlyhadhefinishedhisspeech________theaudiencestartedcheering.
Onlywhenyouhaveobtainedsufficientdata________cometoasoundconclusion.