So often ______ in recent years that it has almost become a rule.

A. has this happened              B. this has happened

C. is this happening               D. for this to happen

A reward of 1,000 dollars will be given ________ can find the  lost child.

A. whomever    B. whoever that      C. to whomever    D. to whoever

I thought it a pity __________ him to the tea party.

A. being not invited               B. not to have invited

C. to not have invited              D. not to have been invited

After they were given several terrible blows, the enemy did not _____ out after dark.

A. dared to come  B. dared come    C. dare to come      D. dare coming

I seated myself in the front row so as to make myself ______ the speaker.

A. understand   B. understood      C. understanding    D. to understand

Where was ______ the traffic accident happened last night?

A. it          B. the place that    C. the place        D. it that

I haven’t the slight idea _______________.

A. where does he live              B. that he lives where

C. where he lives                D. that where he lives

Don’t forget to bring the dictionary when you come next time, _________ ?

A. do you      B. will you        C. don’t you       D. mustn’t you

The girl lay _______ on the ground, thinking about something good.

A. quite       B. quiet           C. quietly         D. quietly

__________ is the plan to go on a holiday.

A. What they interested in          B. what is interested

C. What interested them            D. What they are interested