Fill in the blanks with the correct letters to complete each word based on the picture.

To solve the problem, we need to identify the objects in each image and fill in the blanks with the correct letters to complete the corresponding words. Let's go through each image step by step:

1. First Row:
- Image 1: A wooden structure with a bucket and a rope. This is a well.
- Word: W _ L → WELL
- Image 2: An ear of corn. This is corn.
- Word: O R _ → CORN
- Image 3: A green tree. This is a tree.
- Word: R _ E → TREE

2. Second Row:
- Image 4: A red bird. This is a bird.
- Word: _ I _ D → BIRD
- Image 5: A snowy landscape with a bare tree. This is winter.
- Word: _ I T R → WINTER
- Image 6: A glass of iced tea with lemon and mint. This is drink.
- Word: R _ N → DRINK

3. Third Row:
- Image 7: Four playing cards (two aces and two hearts). This is cards.
- Word: C _ _ D → CARDS
- Image 8: A person wearing a green shirt and beige pants. This is a man.
- Word: _ T _ R → MAN
- Image 9: A ripple in water. This is wave.
- Word: _ A _ E → WAVE

Final Answer:

```
WELL
CORN
TREE
BIRD
WINTER
DRINK
CARDS
MAN
WAVE
```

Thus, the completed words are:
- WELL
- CORN
- TREE
- BIRD
- WINTER
- DRINK
- CARDS
- MAN
- WAVE

Final Answer Boxed:
\boxed{WELL, CORN, TREE, BIRD, WINTER, DRINK, CARDS, MAN, WAVE}