If he ... ... (have not have) problems last week, he (may be talk) to us now.

Question

If he ... ... (have not have) problems last week, he (may be talk) to us now.

Answer 1

If he had not had problems last week, he might be talk to us now.
(Second Conditional). Построение: if+Past Simple вторая часть he/she/you/they/we...+would/could/might

Answer 2

1 часть- had to
2 часть - might be