Переведите в Past Perfect continios tense

Переведите в Past Perfect continios tense (слова в скобках) Her eyes were red. It was clear she (cry). Her eyes were red. It was clear she had beencrying. 1. Mrs Thompson (wait) for an hour before the secretary came. 3 Jane was very tired. She (do) her room since afternoon.3. Alex said he (stand) there since 6 o’clock. 4 4. Kate (study) English for five years before she visited the USA.