When the plane ____, all the passengers on board should turn off their mobile phones.
| A．takes in | B．takes out |
| C．takes off | D．takes up |
I need to call my friend David _____ coat I walked off by mistake yesterday.
| A．in whose | B．in that | C．with which | D．with her |
________ the two designs, and you will find what problem there is with yours.
| A．Comparing | B．Compared | C．To compare | D．Compare |
. ----I can’t find my favorite magazine.
----I saw Jack going away with ______, but I’m not sure whether it’s yours.
| A．it | B．that | C．one | D．some |
. It is still unclear ______ the little boy got the CD player to work.
| A．where | B．what | C．that | D．how |
----Did Susanna visit you again ______ next year?
----No, it was almost ten years before she came to see me ______ second time.
| A．the; a | B．the; / | C．/; the | D．/; a |