用动词的正确形式填空。

1. Tomorrow morning, Bill (went／is going) _____________ to have his first class.

2. Janet (wanted／wants) _____________ to go to Canada last summer.

3. Next year Wang Lin (will be／was) ______________ sixteen.

4. When Jeffrey grows up, he (is／is going to be) ______________ a pilot.

5. Mary (was／is going to be) ______________ happy when she hears the news.