Question

If it (snow) ________ this weekend, we (go) _________ skiing near Lake Tahoe
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Answer 1

The correct answer is as follows:-

If it snows this weekend, we will go skiing near Lake Tahoe.

• Snows is a simple present indicative form of snow.
• In the sentence, we are talking about an event which will occur in the future (this weekend)
• Therefore in order to indicate future tense we use "will" with "go" to signify futuristic action being carried out.
• This is simple future tense. Some examples are "I will go to school tomorrow" or "I shall have pizza at night".

Answer 2

Explanation:

if it snows this weekend we will go out skiing near Lake Tahoe