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【題目】1 want to thank Professor Doris, without help I couldn’t have made so much progress.

【題目】What is the man going to do?

【題目】What does the woman mean?

【題目】It's said that our mental abilities begin to _______ from the age 27 after reaching the highest level at 22.

【題目】Johnson stayed up last night because his composition is today.

【題目】Tony has just arrived here, but I didn’t know he until yesterday.

【題目】What do you know from the conversation?

【題目】It was almost five years later _______ he brought back some happy memories.

【題目】Maybe all Americans realize that _______ will be the next president will face masses of problems.

【題目】The president is committed to _______ the existing system of medical care.