—Did you have a good time in Thailand last week?—______, it was too hot.
---Where is mother? ---She is in the kitchen. She ___ the dinner for the party the whole afternoon.
The students _______ busily when Miss Brown went to get a book she _______ in the office.
The building which _____ now will be our science laboratory.
---What bad weather! It’s raining all these days. ---Yes, the river has _____ two feet.
The harder you_______ , the greater progress you______ .