_____ I toured ZhangJiajie, I was deeply impressed with the beautiful scenery.
| A．For the first time | B．At first |
| C．It was the first time | D．The first time |
Sorry, sir. The bathroom _____ now. Please wait a moment.
| A．occupies | B．has occupied |
| C．is occupied | D．is occupying |
Such shocking news made me realize _____ terrible problems we would face.
| A．what | B．how | C．that | D．why |
— Hey, man! Why so tired?
— I _____ for weeks for the coming celebration of the school’s 100th anniversary.
| A．was preparing | B．have been preparing |
| C．had prepared | D．was prepared |
— Did Jenny return early last night?
— Exactly. It was not yet nine o’clock _____ she arrived home.
| A．before | B．until | C．that | D．when |
— Do you think our math teacher will free us of homework this week? Our yearly sports meeting starts tomorrow.
— _____! After all, we are already Senior 3 students.
| A．No problem | B．Forget it |
| C．No dream | D．I hope so |