We were on the point of discussing financial investment_____ the telephone rang unexpectedly.

A. while                 B. when                 C. as               D. once

 His timely warning was_____ help us avoid being cheated.

A. so as to          B. such as to           C. so that          D. such that

 ---Was it midnight_____ the heartbreaking news came_____ he passed away?

---I am afraid so.

A. that, that            B. that, when           C. when, that           D. when, which

 _____ a mobile phone can you ring____ you want to talk with anywhere.

A. Only by, whoever      B. Only on, whomever    C. By, whomever     D. With, anyone

 ---What do you think of Jack?

---He is not a bad boy. ______, he’s a pretty good one.

A. If ever               B. If busy          C. If anything      D. If possible

 Had it not been for the fact that she_____ in the leg, she might have passed the exam.

A. injures                                   B. had injured         

C. got injured                               D. would have got injured

 If a substance has a higher density, ____ 2, 000kg/ m³, it will not float on water.

A. say               B. tell                 C. speak                D. call

 Uncle Wang is a genius cook and we_____ never get enough of his cookies.

A. need              B. may              C. should           D. can

 ---Will this fish_____ until tomorrow?

---Only if you put it in the fridge.

A. keep              B. last                 C. stay                 D. remain

 The old man had a son and a daughter, ____ treated him well, _____ greatly disappointed him.

A. neither of them, which                    B. neither of whom, which

C. neither of them, it                       D. neither of them, which