【单选题】
It was not until he arrived in class _____ realized he had forgotten his book.
【单选题】
“The first responsibility of government is the security of its own citizens, and we will ( ) our diplomatic efforts toward fulfilling that commitment,” he said.
【单选题】
When we arrived at the airport, we found our flight ________.
【单选题】
It may only be through repeated experiments _______ a baby will come to accept the idea _______ other people can have different views from what he or she has.
【单选题】
___the rain ,he went on working in the garden.
【单选题】
It was our last chance to make some money from his sale ( ) he would have been available on a free next summer.
【单选题】
We should bear in [] all these important rules.
【单选题】
He __________ to arrange a loan through a finance company.
【单选题】
Once our chickens started laying eggs, we had such a
____ of eggs that we were giving many away to our
neighbors.
【单选题】
Once our chickens started laying eggs, we had such a _____of eggs that we were giving many away to our neighbors.