My attention was beginning to wander and therefore I am afraid that I ____ the main point of the lecture.
| A．had missed | B．missed | C．was missing | D．have missed |
Mary learned Chinese for about two years, _______is, from 1993 to 1995.
| A．this | B．that | C．it | D．he |
I hate ______ when people talk with their mouths full.
| A．it | B．that | C．these | D．them |
Few pleasures can equal _____ of a cool drink on a hot day.
| A．some | B．any | C．that | D．those |
I found _______impossible for _______to work out the maths problem.
| A．it; him | B．it; he | C．that; him | D．that; he |
Give the message to ______ is at the table.
| A．whomever | B．whosever | C．whatever | D．whoever |