Comrade Li Dazhao, _____ librarian of Beijing University, was one of the founders of the Chinese Communist Party.
| A．sometimes | B．sometime | C．some time | D．some times |
The father as well as his three children skating on the frozen river every Sunday afternoon in winter .
| A．go | B．are going | C．goes | D．went |
Jenny did good job in the exam and as reward her parents took her to Beijing last September .
| A．a ; the | B．a ; a | C．/ ; a | D．/ ; the |
Thanks for your help , I couldn’t finish the work in time .
| A．with which | B．under which | C．without which | D．for which |
He always prefers a bicycle rather than on a crowded bus .
| A．ride ; ride | B．riding ; ride | C．ride ; to ride | D．to ride ; ride |
I’m sorry you’ve been waiting so long , but it will be an hour David gets back .
| A．before | B．since | C．till | D．after |