I’ll give you my telephone number ____ you might want to get in touch with me again.
| A．unless | B．until | C．in case | D．since |
_________ last as his coach suggested, he wouldn’t have narrowly escaped being killed.
| A．Hadn’t the skydiver exited | B．If the skydiver hadn’t exited |
| C．Should the skydiver not exit | D．If the skydiver wouldn’t exit |
Getting good marks is about _______ to prepare for and to write exams but not just about ______facts you know.
| A．what; what | B．how; that | C．how; what | D．what; which |
The consequences of our actions are unbelievably complicated and diverse _______ predicting the future is a very difficult business indeed.
| A．because | B．even if | C．in order that | D．so that |
DuoDuo is a great lone traveler crossing borders of nation, language and history, as well as a determined predictor of some of the most basic, universal human values that _____ in our troubled modern times.
| A．have been overlooked | B．have overlooked | C．has been overlooked | D．is overlooked |
Attention! _________ in the form right now, making sure that every detail supplied is accurate.
| A．Filling | B．Fill | C．To fill | D．Being filled |