Fill in the blanks with may - might - could - will probably - will definitely. 1) - Where's Sarah? - She be very busy. 2) My father is at work now. I can't see his car near the house. 3) It is windy and rainy. The water in the lake is cold. 4) Jack still be at his office doing some urgent work. 5) He hasn't called me yet. He still be busy. 6) She will go on a boat trip across the Mediterranean Sea. She hasn't planned it yet. 7) They didn't tell me about their plans for the coming weekend yesterday. They go to the country. 8) She has promised me. She will pay for the ticket. 9) The taxi will _ be stuck in traffic jam in the afternoon. 10) They be travelling at the moment.

Here are the completed sentences with the appropriate words: 1) - Where's Sarah? - She **may** be very busy. 2) My father is **probably** at work now. I can't see his car near the house. 3) It is windy and rainy. The water in the lake is **probably** cold. 4) Jack **might** still be at his office doing some urgent work. 5) He hasn't called me yet. He **might** still be busy. 6) She will **probably** go on a boat trip across the Mediterranean Sea. She hasn't planned it yet. 7) They didn't tell me about their plans for the coming weekend yesterday. They **might** go to the country. 8) She has promised me. She will **definitely** pay for the ticket. 9) The taxi will **probably** be stuck in traffic jam in the afternoon. 10) They **might** be travelling at the moment.