present continuous and present simple

He ................ playing the piano at the moment.

• 're
• 's
• am
• doing

He's .................... a marathon this weekend.

• runing
• run
• runs
• running

They ........................ their homework now.

• doing
• 're doing
• does
• do

She's ........................ a cake with her mum.

• making
• makeing
• makes
• doing

We ............................... basketball in the park.

• is playing
• 're playing
• playing
• plays

Mike .................................. in the sea now.

• is swimming
• is swiming
• swim
• swims

You ................................ a horse at the moment.

• is riding
• are riding
• are rideing
• ride

Kate ...................... in the ocean now.

• dive
• diving
• 's diving
• 're diveing

They ................................. .

• aren't waterski
• 're waterski
• aren't waterskiing
• aren't watersking

She ................................ now.

• is snorkeling
• isn't snorkelling.
• 's snorkel
• 's snorkel