--- Congratulations! ---Thank you. If it hadn’t been for your help, we ____ in the experiment.
Without the teahcer’s help, I ___ the exam.
The teacher said that either you or I __ to attend the lecture.
--Excuse me, Can I borrow your bike and keep it for two hours?---____.
You’ll realize it’s your own fault____.
This is ___that they all want to but it.