英语考的很差怎么说呢

If you did poorly on an Engpsh exam, you could say:

"I didn't do very well on the Engpsh exam."
"I didn't score very high on the Engpsh exam."
"I didn't perform well on the Engpsh exam."

You could also mention specific areas where you struggled, such as grammar, vocabulary, or comprehension. For example:

"I had trouble with the grammar questions on the Engpsh exam."
"I wasn't famipar with a lot of the vocabulary on the Engpsh exam."
"I struggled to understand the reading passages on the Engpsh exam."

It's important to remember that everyone has different strengths and weaknesses, and it's okay to not do well on an exam sometimes. It's important to try your best and learn from your mistakes, but it's also important to be kind to yourself and not get too discouraged.