用be动词适当形式填空(急)I at school just nowHe at the camp last weekWe
用be动词适当形式填空(急) I at school just now He at the camp last week We students two years ago They on the farm a moment ago The mobile phone on the chair yesterday evening
I ( was) at school just nowHe ( was) at the camp last weekWe (were) students two years agoThey (were) on the farm a moment agoThe mobile phone (was ) on the chair yest...