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Ex. 4. Put the verbs in brackets into Present S., Present Cont. or be going to.
1. John is a student. He usually ______________ (study) very hard. He ______________ (study) Ancient History now. He ______________ (study) Modern History next year.
2. Julie and Ted often _____________ (climb) mountains. They _____________ (climb) Snowdon at the moment. They ______________ (climb) the Eiger next summer.
3. Mother ______________ (bake) a cake now. She _______________ (bake) cakes every Saturday. Next Saturday she ______________ (bake) a beautiful one for my birthday party.

1. studies, is studying, is going to study2. climb, are climbing, are going to climb3. is baking, bakes, is going to bake